Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/138397?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/138397?format=api", "purl": "pkg:gem/grpc@1.53.0.pre2", "type": "gem", "namespace": "", "name": "grpc", "version": "1.53.0.pre2", "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/18660?format=api", "vulnerability_id": "VCID-9rmn-3anf-fqcm", "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://api.first.org/data/v1/epss?cve=CVE-2023-33953", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.29932", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30353", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30294", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30387", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.29861", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.29995", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.3007", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30187", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30252", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30297", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30314", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30298", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30345", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30438", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30389", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00116", "scoring_system": "epss", "scoring_elements": "0.30484", "published_at": "2026-04-04T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-33953" }, { "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": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-09-27T17:54:21Z/" } ], "url": "https://cloud.google.com/support/bulletins#gcp-2023-022" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33953", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33953" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "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" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "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": "cvssv3.1_qr", "scoring_elements": "" }, { "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/59410?format=api", "purl": "pkg:gem/grpc@1.53.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9rmn-3anf-fqcm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.2" }, { "url": "http://public2.vulnerablecode.io/api/packages/59411?format=api", "purl": "pkg:gem/grpc@1.54.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9rmn-3anf-fqcm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.54.3" }, { "url": "http://public2.vulnerablecode.io/api/packages/59412?format=api", "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/59932?format=api", "purl": "pkg:gem/grpc@1.55.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9rmn-3anf-fqcm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.55.3" }, { "url": "http://public2.vulnerablecode.io/api/packages/59413?format=api", "purl": "pkg:gem/grpc@1.56.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9rmn-3anf-fqcm" } ], "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-9rmn-3anf-fqcm" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/18220?format=api", "vulnerability_id": "VCID-qatb-my8j-b3hr", "summary": "gRPC Reachable Assertion issue\nThere exists an vulnerability causing an abort() to be called in gRPC.\nThe following headers cause gRPC's C++ implementation to abort() when called via http2:\n\nte: x (x != trailers)\n\n:scheme: x (x != http, https)\n\ngrpclb_client_stats: x (x == anything)\n\nOn top of sending one of those headers, a later header must be sent that gets the total header size past 8KB. We recommend upgrading past git commit 2485fa94bd8a723e5c977d55a3ce10b301b437f8 or v1.53 and above.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-1428.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-2023-1428.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-1428", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00073", "scoring_system": "epss", "scoring_elements": "0.2234", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00073", "scoring_system": "epss", "scoring_elements": "0.22296", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.22997", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23257", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23307", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23328", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.2329", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23233", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23249", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23241", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23221", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23029", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23023", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23019", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.22912", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00078", "scoring_system": "epss", "scoring_elements": "0.23183", "published_at": "2026-04-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-1428" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "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" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/grpc/grpc/commit/2485fa94bd8a723e5c977d55a3ce10b301b437f8", "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": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-09-26T18:57:29Z/" } ], "url": "https://github.com/grpc/grpc/commit/2485fa94bd8a723e5c977d55a3ce10b301b437f8" }, { "reference_url": "https://github.com/grpc/grpc/issues/33463", "reference_id": "", "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/grpc/grpc/issues/33463" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2214473", "reference_id": "2214473", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2214473" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-1428", "reference_id": "CVE-2023-1428", "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-2023-1428" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-1428.yml", "reference_id": "CVE-2023-1428.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-2023-1428.yml" }, { "reference_url": "https://github.com/advisories/GHSA-6628-q6j9-w8vg", "reference_id": "GHSA-6628-q6j9-w8vg", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-6628-q6j9-w8vg" }, { "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/58551?format=api", "purl": "pkg:gem/grpc@1.53.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-61xa-2pun-n3c9" }, { "vulnerability": "VCID-9rmn-3anf-fqcm" }, { "vulnerability": "VCID-sufp-vkzp-xygp" }, { "vulnerability": "VCID-v4qr-8be5-bbej" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.0" } ], "aliases": [ "CVE-2023-1428", "GHSA-6628-q6j9-w8vg" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-qatb-my8j-b3hr" } ], "fixing_vulnerabilities": [], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/grpc@1.53.0.pre2" }