{"url":"http://public2.vulnerablecode.io/api/packages/65862?format=json","purl":"pkg:gem/grpc@1.53.1","type":"gem","namespace":"","name":"grpc","version":"1.53.1","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":null,"latest_non_vulnerable_version":null,"affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/45813?format=json","vulnerability_id":"VCID-s72k-z9nx-hkac","summary":"Excessive Iteration in gRPC\ngRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks:\n\n- Unbounded memory buffering in the HPACK parser\n- Unbounded CPU consumption in the HPACK parser\n\nThe unbounded CPU consumption is down to a copy that occurred per-input-block in the parser, and because that could be unbounded due to the memory copy bug we end up with an O(n^2) parsing loop, with n selected by the client.\n\nThe unbounded memory buffering bugs:\n\n- The header size limit check was behind the string reading code, so we needed to first buffer up to a 4 gigabyte string before rejecting it as longer than 8 or 16kb.\n- HPACK varints have an encoding quirk whereby an infinite number of 0’s can be added at the start of an integer. gRPC’s hpack parser needed to read all of them before concluding a parse.\n- gRPC’s metadata overflow check was performed per frame, so that the following sequence of frames could cause infinite buffering: HEADERS: containing a: 1 CONTINUATION: containing a: 2 CONTINUATION: containing a: 3 etc…","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-33953.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-2023-33953.json"},{"reference_url":"https://cloud.google.com/support/bulletins#gcp-2023-022","reference_id":"","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":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://cloud.google.com/support/bulletins#gcp-2023-022"},{"reference_url":"https://security.snyk.io/vuln/SNYK-RUBY-GRPC-5834442","reference_id":"","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":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.snyk.io/vuln/SNYK-RUBY-GRPC-5834442"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059279","reference_id":"1059279","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059279"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2230890","reference_id":"2230890","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2230890"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33953","reference_id":"CVE-2023-33953","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":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33953"},{"reference_url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-33953.yml","reference_id":"CVE-2023-33953.YML","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":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-33953.yml"},{"reference_url":"https://github.com/advisories/GHSA-496j-2rq6-j6cc","reference_id":"GHSA-496j-2rq6-j6cc","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":""},{"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":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-496j-2rq6-j6cc"},{"reference_url":"https://access.redhat.com/errata/RHSA-2024:10761","reference_id":"RHSA-2024:10761","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2024:10761"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/66508?format=json","purl":"pkg:gem/grpc@1.53.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.2"},{"url":"http://public2.vulnerablecode.io/api/packages/66509?format=json","purl":"pkg:gem/grpc@1.54.3","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.54.3"},{"url":"http://public2.vulnerablecode.io/api/packages/66510?format=json","purl":"pkg:gem/grpc@1.55.2","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.55.2"},{"url":"http://public2.vulnerablecode.io/api/packages/66914?format=json","purl":"pkg:gem/grpc@1.55.3","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.55.3"},{"url":"http://public2.vulnerablecode.io/api/packages/66511?format=json","purl":"pkg:gem/grpc@1.56.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.56.2"}],"aliases":["CVE-2023-33953","GHSA-496j-2rq6-j6cc"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-s72k-z9nx-hkac"}],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/45562?format=json","vulnerability_id":"VCID-9n4p-zc4e-cqdq","summary":"gRPC connection termination issue\ngRPC contains a vulnerability whereby a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for `-bin` suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies. We recommend upgrading beyond the commit in https://github.com/grpc/grpc/pull/32309.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-32732.json","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-32732.json"},{"reference_url":"https://github.com/grpc/grpc/commit/29d8beee0ac2555773b2a2dda5601c74a95d6c10","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/commit/29d8beee0ac2555773b2a2dda5601c74a95d6c10"},{"reference_url":"https://github.com/grpc/grpc/commit/65a2a895afaf1d2072447b9baf246374b182a946","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/commit/65a2a895afaf1d2072447b9baf246374b182a946"},{"reference_url":"https://github.com/grpc/grpc/pull/32309","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/pull/32309"},{"reference_url":"https://github.com/grpc/grpc/releases/tag/v1.53.1","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":""},{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/releases/tag/v1.53.1"},{"reference_url":"https://github.com/grpc/grpc/releases/tag/v1.54.2","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/releases/tag/v1.54.2"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY/"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL"},{"reference_url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL/","reference_id":"","reference_type":"","scores":[],"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL/"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059280","reference_id":"1059280","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059280"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2214469","reference_id":"2214469","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2214469"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32732","reference_id":"CVE-2023-32732","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32732"},{"reference_url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-32732.yml","reference_id":"CVE-2023-32732.YML","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-32732.yml"},{"reference_url":"https://github.com/advisories/GHSA-9hxf-ppjv-w6rq","reference_id":"GHSA-9hxf-ppjv-w6rq","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-9hxf-ppjv-w6rq"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/65862?format=json","purl":"pkg:gem/grpc@1.53.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.1"},{"url":"http://public2.vulnerablecode.io/api/packages/65863?format=json","purl":"pkg:gem/grpc@1.54.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.54.2"}],"aliases":["CVE-2023-32732","GHSA-9hxf-ppjv-w6rq"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-9n4p-zc4e-cqdq"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/45544?format=json","vulnerability_id":"VCID-scy8-8nt2-zfh9","summary":"Connection confusion in gRPC\nWhen gRPC HTTP2 stack raised a header size exceeded error, it skipped parsing the rest of the HPACK frame. This caused any HPACK table mutations to also be skipped, resulting in a desynchronization of HPACK tables between sender and receiver. If leveraged, say, between a proxy and a backend, this could lead to requests from the proxy being interpreted as containing headers from different proxy clients - leading to an information leak that can be used for privilege escalation or data exfiltration.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-32731.json","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-32731.json"},{"reference_url":"https://github.com/grpc/grpc/commit/29d8beee0ac2555773b2a2dda5601c74a95d6c10","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/commit/29d8beee0ac2555773b2a2dda5601c74a95d6c10"},{"reference_url":"https://github.com/grpc/grpc/commit/65a2a895afaf1d2072447b9baf246374b182a946","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/commit/65a2a895afaf1d2072447b9baf246374b182a946"},{"reference_url":"https://github.com/grpc/grpc/issues/33463","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":""},{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/issues/33463"},{"reference_url":"https://github.com/grpc/grpc/pull/32309","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/pull/32309"},{"reference_url":"https://github.com/grpc/grpc/pull/33005","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/pull/33005"},{"reference_url":"https://github.com/grpc/grpc/releases/tag/v1.53.1","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/releases/tag/v1.53.1"},{"reference_url":"https://github.com/grpc/grpc/releases/tag/v1.54.2","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/grpc/grpc/releases/tag/v1.54.2"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2214463","reference_id":"2214463","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2214463"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32731","reference_id":"CVE-2023-32731","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32731"},{"reference_url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-32731.yml","reference_id":"CVE-2023-32731.YML","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-32731.yml"},{"reference_url":"https://github.com/advisories/GHSA-cfgp-2977-2fmm","reference_id":"GHSA-cfgp-2977-2fmm","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-cfgp-2977-2fmm"},{"reference_url":"https://access.redhat.com/errata/RHSA-2024:10761","reference_id":"RHSA-2024:10761","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2024:10761"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/65862?format=json","purl":"pkg:gem/grpc@1.53.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.1"},{"url":"http://public2.vulnerablecode.io/api/packages/65863?format=json","purl":"pkg:gem/grpc@1.54.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-s72k-z9nx-hkac"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.54.2"}],"aliases":["CVE-2023-32731","GHSA-cfgp-2977-2fmm"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-scy8-8nt2-zfh9"}],"risk_score":"4.0","resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.1"}