Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/3484?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/3484?format=api", "vulnerability_id": "VCID-9hw6-zjwq-83gr", "summary": "denial of service", "aliases": [ { "alias": "CVE-2021-43519" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/189003?format=api", "purl": "pkg:alpm/archlinux/lua@5.4.4-1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/lua@5.4.4-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/59520?format=api", "purl": "pkg:conan/lua@5.3.5", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-k38z-6c33-vueb" }, { "vulnerability": "VCID-s7du-gace-j3ev" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:conan/lua@5.3.5" }, { "url": "http://public2.vulnerablecode.io/api/packages/115461?format=api", "purl": "pkg:deb/debian/lua50@0?distro=bullseye", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua50@0%3Fdistro=bullseye" }, { "url": "http://public2.vulnerablecode.io/api/packages/115460?format=api", "purl": "pkg:deb/debian/lua50@5.0.3-8.1?distro=bullseye", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua50@5.0.3-8.1%3Fdistro=bullseye" }, { "url": "http://public2.vulnerablecode.io/api/packages/115435?format=api", "purl": "pkg:deb/debian/lua5.1@0?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.1@0%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115432?format=api", "purl": "pkg:deb/debian/lua5.1@5.1.5-8.1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.1@5.1.5-8.1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115430?format=api", "purl": "pkg:deb/debian/lua5.1@5.1.5-9?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.1@5.1.5-9%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115434?format=api", "purl": "pkg:deb/debian/lua5.1@5.1.5-11?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.1@5.1.5-11%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115433?format=api", "purl": "pkg:deb/debian/lua5.1@5.1.5-12?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.1@5.1.5-12%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115441?format=api", "purl": "pkg:deb/debian/lua5.2@0?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.2@0%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115439?format=api", "purl": "pkg:deb/debian/lua5.2@5.2.4-1.1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.2@5.2.4-1.1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115437?format=api", "purl": "pkg:deb/debian/lua5.2@5.2.4-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.2@5.2.4-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115440?format=api", "purl": "pkg:deb/debian/lua5.2@5.2.4-4?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.2@5.2.4-4%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115447?format=api", "purl": "pkg:deb/debian/lua5.3@0?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.3@0%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115445?format=api", "purl": "pkg:deb/debian/lua5.3@5.3.3-1.1%2Bdeb11u1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.3@5.3.3-1.1%252Bdeb11u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115443?format=api", "purl": "pkg:deb/debian/lua5.3@5.3.6-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.3@5.3.6-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115446?format=api", "purl": "pkg:deb/debian/lua5.3@5.3.6-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.3@5.3.6-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115456?format=api", "purl": "pkg:deb/debian/lua5.4@5.4.4-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.4@5.4.4-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115449?format=api", "purl": "pkg:deb/debian/lua5.4@5.4.4-3%2Bdeb12u1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.4@5.4.4-3%252Bdeb12u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115453?format=api", "purl": "pkg:deb/debian/lua5.4@5.4.7-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.4@5.4.7-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/115452?format=api", "purl": "pkg:deb/debian/lua5.4@5.4.8-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.4@5.4.8-1%3Fdistro=trixie" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/189002?format=api", "purl": "pkg:alpm/archlinux/lua@5.4.3-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/lua@5.4.3-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1366?format=api", "purl": "pkg:alpm/archlinux/lua51@5.1.5-9", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" }, { "vulnerability": "VCID-t68p-xm4z-pqe5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/lua51@5.1.5-9" }, { "url": "http://public2.vulnerablecode.io/api/packages/1367?format=api", "purl": "pkg:alpm/archlinux/lua52@5.2.4-5", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/lua52@5.2.4-5" }, { "url": "http://public2.vulnerablecode.io/api/packages/1368?format=api", "purl": "pkg:alpm/archlinux/lua53@5.3.6-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/lua53@5.3.6-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/59518?format=api", "purl": "pkg:conan/lua@5.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:conan/lua@5.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/59519?format=api", "purl": "pkg:conan/lua@5.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" }, { "vulnerability": "VCID-genu-xfqb-ryfk" }, { "vulnerability": "VCID-k38z-6c33-vueb" }, { "vulnerability": "VCID-n4rj-yf2u-j7fe" }, { "vulnerability": "VCID-n66m-4kp4-a7ef" }, { "vulnerability": "VCID-pdpa-5dks-u7a9" }, { "vulnerability": "VCID-qp4c-jwam-nub9" }, { "vulnerability": "VCID-s7du-gace-j3ev" }, { "vulnerability": "VCID-t3vr-j6vw-33db" }, { "vulnerability": "VCID-ute6-ecyg-9ffz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:conan/lua@5.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/115451?format=api", "purl": "pkg:deb/debian/lua5.4@5.4.2-2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" }, { "vulnerability": "VCID-g3t3-qp1h-jfe3" }, { "vulnerability": "VCID-genu-xfqb-ryfk" }, { "vulnerability": "VCID-h37s-ads2-zugj" }, { "vulnerability": "VCID-pdpa-5dks-u7a9" }, { "vulnerability": "VCID-sypb-grma-cfhq" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/lua5.4@5.4.2-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/135435?format=api", "purl": "pkg:rpm/redhat/lua@5.4.4-1.el9_0?arch=1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" }, { "vulnerability": "VCID-pdpa-5dks-u7a9" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/lua@5.4.4-1.el9_0%3Farch=1" }, { "url": "http://public2.vulnerablecode.io/api/packages/135433?format=api", "purl": "pkg:rpm/redhat/lua@5.4.4-2?arch=el9_1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-9hw6-zjwq-83gr" }, { "vulnerability": "VCID-pdpa-5dks-u7a9" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/lua@5.4.4-2%3Farch=el9_1" } ], "references": [ { "reference_url": "http://lua-users.org/lists/lua-l/2021-10/msg00123.html", "reference_id": "", "reference_type": "", "scores": [], "url": "http://lua-users.org/lists/lua-l/2021-10/msg00123.html" }, { "reference_url": "http://lua-users.org/lists/lua-l/2021-11/msg00015.html", "reference_id": "", "reference_type": "", "scores": [], "url": "http://lua-users.org/lists/lua-l/2021-11/msg00015.html" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-43519.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-43519.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43519", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00174", "scoring_system": "epss", "scoring_elements": "0.38507", "published_at": "2026-06-04T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43519" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1000228", "reference_id": "1000228", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1000228" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2047672", "reference_id": "2047672", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2047672" }, { "reference_url": "https://security.archlinux.org/AVG-1302", "reference_id": "AVG-1302", "reference_type": "", "scores": [ { "value": "Low", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-1302" }, { "reference_url": "https://security.archlinux.org/AVG-2535", "reference_id": "AVG-2535", "reference_type": "", "scores": [ { "value": "Low", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2535" }, { "reference_url": "https://security.archlinux.org/AVG-2536", "reference_id": "AVG-2536", "reference_type": "", "scores": [ { "value": "Low", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2536" }, { "reference_url": "https://security.archlinux.org/AVG-2537", "reference_id": "AVG-2537", "reference_type": "", "scores": [ { "value": "Low", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2537" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43519", "reference_id": "CVE-2021-43519", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43519" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:0957", "reference_id": "RHSA-2023:0957", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:0957" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:1211", "reference_id": "RHSA-2023:1211", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:1211" } ], "weaknesses": [ { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 674, "name": "Uncontrolled Recursion", "description": "The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." }, { "cwe_id": 787, "name": "Out-of-bounds Write", "description": "The product writes data past the end, or before the beginning, of the intended buffer." } ], "exploits": [], "severity_range_score": "0.1 - 5.5", "exploitability": "0.5", "weighted_severity": "5.0", "risk_score": 2.5, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-9hw6-zjwq-83gr" }