{"url":"http://public2.vulnerablecode.io/api/packages/44570?format=json","purl":"pkg:deb/debian/gss-ntlmssp@0.7.0-4?distro=trixie","type":"deb","namespace":"debian","name":"gss-ntlmssp","version":"0.7.0-4","qualifiers":{"distro":"trixie"},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"1.2.0-1","latest_non_vulnerable_version":"1.3.1-1","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/129441?format=json","vulnerability_id":"VCID-2v5h-hgzj-y3cs","summary":"GSS-NTLMSSP, a mechglue plugin for the GSSAPI library that implements NTLM authentication, has an out-of-bounds read when decoding target information prior to version 1.2.0. The length of the `av_pair` is not checked properly for two of the elements which can trigger an out-of-bound read. The out-of-bounds read can be triggered via the main `gss_accept_sec_context` entry point and could cause a denial-of-service if the memory is unmapped. The issue is fixed in version 1.2.0.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25567.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25567.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25567","reference_id":"","reference_type":"","scores":[{"value":"0.00355","scoring_system":"epss","scoring_elements":"0.58181","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25567"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25567","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25567"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/commit/025fbb756d44ffee8f847db4222ed6aa4bd1fbe4","reference_id":"025fbb756d44ffee8f847db4222ed6aa4bd1fbe4","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:40Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/commit/025fbb756d44ffee8f847db4222ed6aa4bd1fbe4"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369","reference_id":"1031369","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172023","reference_id":"2172023","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172023"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-24pf-6prf-24ch","reference_id":"GHSA-24pf-6prf-24ch","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:40Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-24pf-6prf-24ch"},{"reference_url":"https://access.redhat.com/errata/RHSA-2023:3097","reference_id":"RHSA-2023:3097","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2023:3097"},{"reference_url":"https://usn.ubuntu.com/7588-1/","reference_id":"USN-7588-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7588-1/"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0","reference_id":"v1.2.0","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:40Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/44571?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.2.0-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.2.0-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44572?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.3.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.3.1-1%3Fdistro=trixie"}],"aliases":["CVE-2023-25567"],"risk_score":3.4,"exploitability":"0.5","weighted_severity":"6.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-2v5h-hgzj-y3cs"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/129248?format=json","vulnerability_id":"VCID-g2sg-jt21-mfby","summary":"GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, an incorrect free when decoding target information can trigger a denial of service. The error condition incorrectly assumes the `cb` and `sh` buffers contain a copy of the data that needs to be freed. However, that is not the case. This vulnerability can be triggered via the main `gss_accept_sec_context` entry point. This will likely trigger an assertion failure in `free`, causing a denial-of-service. This issue is fixed in version 1.2.0.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25565.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25565.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25565","reference_id":"","reference_type":"","scores":[{"value":"0.0045","scoring_system":"epss","scoring_elements":"0.64065","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25565"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25565","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25565"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369","reference_id":"1031369","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172021","reference_id":"2172021","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172021"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/commit/c16100f60907a2de92bcb676f303b81facee0f64","reference_id":"c16100f60907a2de92bcb676f303b81facee0f64","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:47Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/commit/c16100f60907a2de92bcb676f303b81facee0f64"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-7q7f-wqcg-mvfg","reference_id":"GHSA-7q7f-wqcg-mvfg","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:47Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-7q7f-wqcg-mvfg"},{"reference_url":"https://access.redhat.com/errata/RHSA-2023:3097","reference_id":"RHSA-2023:3097","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2023:3097"},{"reference_url":"https://usn.ubuntu.com/7588-1/","reference_id":"USN-7588-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7588-1/"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0","reference_id":"v1.2.0","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:47Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/44571?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.2.0-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.2.0-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44572?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.3.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.3.1-1%3Fdistro=trixie"}],"aliases":["CVE-2023-25565"],"risk_score":3.4,"exploitability":"0.5","weighted_severity":"6.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-g2sg-jt21-mfby"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/129033?format=json","vulnerability_id":"VCID-um6e-gb8k-d7b5","summary":"GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, multiple out-of-bounds reads when decoding NTLM fields can trigger a denial of service. A 32-bit integer overflow condition can lead to incorrect checks of consistency of length of internal buffers. Although most applications will error out before accepting a singe input buffer of 4GB in length this could theoretically happen. This vulnerability can be triggered via the main `gss_accept_sec_context` entry point if the application allows tokens greater than 4GB in length. This can lead to a large, up to 65KB, out-of-bounds read which could cause a denial-of-service if it reads from unmapped memory. Version 1.2.0 contains a patch for the out-of-bounds reads.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25563.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25563.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25563","reference_id":"","reference_type":"","scores":[{"value":"0.00271","scoring_system":"epss","scoring_elements":"0.50825","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25563"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25563","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25563"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369","reference_id":"1031369","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172019","reference_id":"2172019","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172019"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/commit/97c62c6167299028d80765080e74d91dfc99efbd","reference_id":"97c62c6167299028d80765080e74d91dfc99efbd","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:57:41Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/commit/97c62c6167299028d80765080e74d91dfc99efbd"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-jjjx-5qf7-9mgf","reference_id":"GHSA-jjjx-5qf7-9mgf","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:57:41Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-jjjx-5qf7-9mgf"},{"reference_url":"https://access.redhat.com/errata/RHSA-2023:3097","reference_id":"RHSA-2023:3097","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2023:3097"},{"reference_url":"https://usn.ubuntu.com/7588-1/","reference_id":"USN-7588-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7588-1/"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0","reference_id":"v1.2.0","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:57:41Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/44571?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.2.0-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.2.0-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44572?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.3.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.3.1-1%3Fdistro=trixie"}],"aliases":["CVE-2023-25563"],"risk_score":2.6,"exploitability":"0.5","weighted_severity":"5.3","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-um6e-gb8k-d7b5"}],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/129075?format=json","vulnerability_id":"VCID-138v-sd2z-2bb3","summary":"GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, memory corruption can be triggered when decoding UTF16 strings. The variable `outlen` was not initialized and could cause writing a zero to an arbitrary place in memory if `ntlm_str_convert()` were to fail, which would leave `outlen` uninitialized. This can lead to a denial of service if the write hits unmapped memory or randomly corrupts a byte in the application memory space. This vulnerability can trigger an out-of-bounds write, leading to memory corruption. This vulnerability can be triggered via the main `gss_accept_sec_context` entry point. This issue is fixed in version 1.2.0.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25564.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25564.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25564","reference_id":"","reference_type":"","scores":[{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52305","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25564"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369","reference_id":"1031369","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172020","reference_id":"2172020","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172020"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/commit/c753000eb31835c0664e528fbc99378ae0cbe950","reference_id":"c753000eb31835c0664e528fbc99378ae0cbe950","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:57:39Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/commit/c753000eb31835c0664e528fbc99378ae0cbe950"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-r85x-q5px-9xfq","reference_id":"GHSA-r85x-q5px-9xfq","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:57:39Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-r85x-q5px-9xfq"},{"reference_url":"https://access.redhat.com/errata/RHSA-2023:3097","reference_id":"RHSA-2023:3097","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2023:3097"},{"reference_url":"https://usn.ubuntu.com/7588-1/","reference_id":"USN-7588-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7588-1/"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0","reference_id":"v1.2.0","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:57:39Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/44573?format=json","purl":"pkg:deb/debian/gss-ntlmssp@0?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@0%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44570?format=json","purl":"pkg:deb/debian/gss-ntlmssp@0.7.0-4?distro=trixie","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-2v5h-hgzj-y3cs"},{"vulnerability":"VCID-g2sg-jt21-mfby"},{"vulnerability":"VCID-um6e-gb8k-d7b5"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@0.7.0-4%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44571?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.2.0-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.2.0-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44572?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.3.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.3.1-1%3Fdistro=trixie"}],"aliases":["CVE-2023-25564"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-138v-sd2z-2bb3"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/129333?format=json","vulnerability_id":"VCID-k5qs-amqp-4qcq","summary":"GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, a memory leak can be triggered when parsing usernames which can trigger a denial-of-service. The domain portion of a username may be overridden causing an allocated memory area the size of the domain name to be leaked. An attacker can leak memory via the main `gss_accept_sec_context` entry point, potentially causing a denial-of-service. This issue is fixed in version 1.2.0.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25566.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-25566.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25566","reference_id":"","reference_type":"","scores":[{"value":"0.00439","scoring_system":"epss","scoring_elements":"0.63596","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-25566"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369","reference_id":"1031369","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031369"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172022","reference_id":"2172022","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2172022"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4","reference_id":"8660fb16474054e692a596e9c79670cd4d3954f4","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:44Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/commit/8660fb16474054e692a596e9c79670cd4d3954f4"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74","reference_id":"GHSA-mfm4-6g58-jw74","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:44Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/security/advisories/GHSA-mfm4-6g58-jw74"},{"reference_url":"https://access.redhat.com/errata/RHSA-2023:3097","reference_id":"RHSA-2023:3097","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2023:3097"},{"reference_url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0","reference_id":"v1.2.0","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-10T20:58:44Z/"}],"url":"https://github.com/gssapi/gss-ntlmssp/releases/tag/v1.2.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/44573?format=json","purl":"pkg:deb/debian/gss-ntlmssp@0?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@0%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44570?format=json","purl":"pkg:deb/debian/gss-ntlmssp@0.7.0-4?distro=trixie","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-2v5h-hgzj-y3cs"},{"vulnerability":"VCID-g2sg-jt21-mfby"},{"vulnerability":"VCID-um6e-gb8k-d7b5"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@0.7.0-4%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44571?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.2.0-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.2.0-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/44572?format=json","purl":"pkg:deb/debian/gss-ntlmssp@1.3.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@1.3.1-1%3Fdistro=trixie"}],"aliases":["CVE-2023-25566"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-k5qs-amqp-4qcq"}],"risk_score":"3.4","resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/gss-ntlmssp@0.7.0-4%3Fdistro=trixie"}