Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/79170?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/79170?format=api", "vulnerability_id": "VCID-rkw3-xz87-fke3", "summary": "wayland: libwayland-server wl_shm reference-count overflow", "aliases": [ { "alias": "CVE-2021-3782" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/942431?format=api", "purl": "pkg:deb/debian/wayland@1.21.0-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wayland@1.21.0-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1055918?format=api", "purl": "pkg:deb/debian/wayland@1.21.0-1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wayland@1.21.0-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/942435?format=api", "purl": "pkg:deb/debian/wayland@1.23.1-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wayland@1.23.1-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/942434?format=api", "purl": "pkg:deb/debian/wayland@1.24.0-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wayland@1.24.0-2%3Fdistro=trixie" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1055917?format=api", "purl": "pkg:deb/debian/wayland@1.18.0-2~exp1.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-rkw3-xz87-fke3" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wayland@1.18.0-2~exp1.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/942433?format=api", "purl": "pkg:deb/debian/wayland@1.18.0-2~exp1.1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-rkw3-xz87-fke3" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/wayland@1.18.0-2~exp1.1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/98075?format=api", "purl": "pkg:rpm/redhat/wayland@1.21.0-1?arch=el8", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-rkw3-xz87-fke3" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/wayland@1.21.0-1%3Farch=el8" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3782.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.6", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3782.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3782", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.0695", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07056", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07111", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07086", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.0714", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07171", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07169", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07158", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07149", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07085", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07061", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07192", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07162", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.0717", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07128", "published_at": "2026-04-29T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3782" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3782", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3782" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2002627", "reference_id": "2002627", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2002627" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:2786", "reference_id": "RHSA-2023:2786", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:2786" }, { "reference_url": "https://usn.ubuntu.com/5614-1/", "reference_id": "USN-5614-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5614-1/" }, { "reference_url": "https://usn.ubuntu.com/5614-2/", "reference_id": "USN-5614-2", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5614-2/" } ], "weaknesses": [ { "cwe_id": 190, "name": "Integer Overflow or Wraparound", "description": "The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control." }, { "cwe_id": 911, "name": "Improper Update of Reference Count", "description": "The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count." }, { "cwe_id": 416, "name": "Use After Free", "description": "Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code." } ], "exploits": [], "severity_range_score": "6.6 - 6.6", "exploitability": "0.5", "weighted_severity": "5.9", "risk_score": 3.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-rkw3-xz87-fke3" }