Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/8946?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/8946?format=api", "vulnerability_id": "VCID-pr11-wppc-ubem", "summary": "", "aliases": [ { "alias": "CVE-2021-20230" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/104627?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.56%2Bdfsg-8?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.56%252Bdfsg-8%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1087784?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.56%2Bdfsg-10", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.56%252Bdfsg-10" }, { "url": "http://public2.vulnerablecode.io/api/packages/104618?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.56%2Bdfsg-10?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.56%252Bdfsg-10%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/104616?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.68-2%2Bdeb12u1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.68-2%252Bdeb12u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/104620?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.74-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.74-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/104619?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.78-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.78-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/4465?format=api", "purl": "pkg:ebuild/net-misc/stunnel@5.58", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/net-misc/stunnel@5.58" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1076021?format=api", "purl": "pkg:deb/debian/stunnel4@2:4.090-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4p5d-au2x-kbbm" }, { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" }, { "vulnerability": "VCID-t4py-tztb-rqaz" }, { "vulnerability": "VCID-w5vd-6tz6-gbgz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@2:4.090-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1076022?format=api", "purl": "pkg:deb/debian/stunnel4@3:4.18-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4p5d-au2x-kbbm" }, { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" }, { "vulnerability": "VCID-t4py-tztb-rqaz" }, { "vulnerability": "VCID-w5vd-6tz6-gbgz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:4.18-2" }, { "url": "http://public2.vulnerablecode.io/api/packages/1076023?format=api", "purl": "pkg:deb/debian/stunnel4@3:4.22-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4p5d-au2x-kbbm" }, { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" }, { "vulnerability": "VCID-w5vd-6tz6-gbgz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:4.22-2" }, { "url": "http://public2.vulnerablecode.io/api/packages/1076024?format=api", "purl": "pkg:deb/debian/stunnel4@3:4.29-1%2Bsqueeze1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4p5d-au2x-kbbm" }, { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" }, { "vulnerability": "VCID-w5vd-6tz6-gbgz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:4.29-1%252Bsqueeze1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1076025?format=api", "purl": "pkg:deb/debian/stunnel4@3:4.53-1.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:4.53-1.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1076026?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.06-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.06-2" }, { "url": "http://public2.vulnerablecode.io/api/packages/1076027?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.06-2%2Bdeb8u1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mhru-54bm-5udq" }, { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.06-2%252Bdeb8u1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1083799?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.30-1~bpo8%2B1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.30-1~bpo8%252B1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1087782?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.39-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.39-2" }, { "url": "http://public2.vulnerablecode.io/api/packages/1087783?format=api", "purl": "pkg:deb/debian/stunnel4@3:5.50-3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/stunnel4@3:5.50-3" }, { "url": "http://public2.vulnerablecode.io/api/packages/343098?format=api", "purl": "pkg:rpm/redhat/stunnel@5.48-6?arch=el8_2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/stunnel@5.48-6%3Farch=el8_2" }, { "url": "http://public2.vulnerablecode.io/api/packages/343099?format=api", "purl": "pkg:rpm/redhat/stunnel@5.48-6?arch=el8_1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/stunnel@5.48-6%3Farch=el8_1" }, { "url": "http://public2.vulnerablecode.io/api/packages/343097?format=api", "purl": "pkg:rpm/redhat/stunnel@5.56-5?arch=el8_3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pr11-wppc-ubem" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/stunnel@5.56-5%3Farch=el8_3" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20230.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:H/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20230.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-20230", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00209", "scoring_system": "epss", "scoring_elements": "0.43398", "published_at": "2026-06-11T12:55:00Z" }, { "value": "0.00209", "scoring_system": "epss", "scoring_elements": "0.43555", "published_at": "2026-06-12T12:55:00Z" }, { "value": "0.00209", "scoring_system": "epss", "scoring_elements": "0.43574", "published_at": "2026-06-13T12:55:00Z" }, { "value": "0.00209", "scoring_system": "epss", "scoring_elements": "0.43565", "published_at": "2026-06-14T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-20230" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20230", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20230" }, { "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:H/I:N/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1925226", "reference_id": "1925226", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1925226" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982578", "reference_id": "982578", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982578" }, { "reference_url": "https://security.gentoo.org/glsa/202105-02", "reference_id": "GLSA-202105-02", "reference_type": "", "scores": [], "url": "https://security.gentoo.org/glsa/202105-02" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:0618", "reference_id": "RHSA-2021:0618", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:0618" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:0619", "reference_id": "RHSA-2021:0619", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:0619" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:0620", "reference_id": "RHSA-2021:0620", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:0620" }, { "reference_url": "https://usn.ubuntu.com/6901-1/", "reference_id": "USN-6901-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/6901-1/" } ], "weaknesses": [ { "cwe_id": 295, "name": "Improper Certificate Validation", "description": "The product does not validate, or incorrectly validates, a certificate." } ], "exploits": [], "severity_range_score": "7.5 - 7.5", "exploitability": "0.5", "weighted_severity": "6.8", "risk_score": 3.4, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-pr11-wppc-ubem" }