Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/4939?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4939?format=api", "vulnerability_id": "VCID-2phd-tw5c-xbdb", "summary": "http/impl/client/HttpClientBuilder.java in Apache HttpClient 4.3.x before 4.3.1 does not ensure that X509HostnameVerifier is not null, which allows attackers to have unspecified impact via vectors involving hostname verification.", "aliases": [ { "alias": "CVE-2013-4366" }, { "alias": "GHSA-pqwh-44jj-p5rm" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/925046?format=api", "purl": "pkg:deb/debian/httpcomponents-client@4.3.2-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/httpcomponents-client@4.3.2-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1038411?format=api", "purl": "pkg:deb/debian/httpcomponents-client@4.3.5-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3ur6-9s61-13a3" }, { "vulnerability": "VCID-mrdq-9pb2-3qb5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/httpcomponents-client@4.3.5-2" }, { "url": "http://public2.vulnerablecode.io/api/packages/925045?format=api", "purl": "pkg:deb/debian/httpcomponents-client@4.5.13-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/httpcomponents-client@4.5.13-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/925043?format=api", "purl": "pkg:deb/debian/httpcomponents-client@4.5.14-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/httpcomponents-client@4.5.14-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/52906?format=api", "purl": "pkg:maven/org.apache.httpcomponents/httpclient@4.3.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3bxq-vmjj-kqfe" }, { "vulnerability": "VCID-3ur6-9s61-13a3" }, { "vulnerability": "VCID-mrdq-9pb2-3qb5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.httpcomponents/httpclient@4.3.1" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1038409?format=api", "purl": "pkg:deb/debian/httpcomponents-client@4.0.1-1squeeze1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2phd-tw5c-xbdb" }, { "vulnerability": "VCID-3bxq-vmjj-kqfe" }, { "vulnerability": "VCID-3ur6-9s61-13a3" }, { "vulnerability": "VCID-mrdq-9pb2-3qb5" }, { "vulnerability": "VCID-qyy2-d6f6-gbaq" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/httpcomponents-client@4.0.1-1squeeze1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1038410?format=api", "purl": "pkg:deb/debian/httpcomponents-client@4.1.1-2%2Bdeb7u1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2phd-tw5c-xbdb" }, { "vulnerability": "VCID-3bxq-vmjj-kqfe" }, { "vulnerability": "VCID-3ur6-9s61-13a3" }, { "vulnerability": "VCID-mrdq-9pb2-3qb5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/httpcomponents-client@4.1.1-2%252Bdeb7u1" }, { "url": "http://public2.vulnerablecode.io/api/packages/52905?format=api", "purl": "pkg:maven/org.apache.httpcomponents/httpclient@4.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2phd-tw5c-xbdb" }, { "vulnerability": "VCID-3bxq-vmjj-kqfe" }, { "vulnerability": "VCID-3ur6-9s61-13a3" }, { "vulnerability": "VCID-mrdq-9pb2-3qb5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.httpcomponents/httpclient@4.3" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4366", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79641", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79691", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79656", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79619", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79627", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79662", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79669", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79684", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79664", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.0129", "scoring_system": "epss", "scoring_elements": "0.79613", "published_at": "2026-04-01T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4366" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4366", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4366" }, { "reference_url": "https://github.com/apache/httpcomponents-client/commit/08140864e3e4c0994e094c4cf0507932baf6a66", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/httpcomponents-client/commit/08140864e3e4c0994e094c4cf0507932baf6a66" }, { "reference_url": "http://svn.apache.org/r1528614", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://svn.apache.org/r1528614" }, { "reference_url": "http://www.apache.org/dist/httpcomponents/httpclient/RELEASE_NOTES-4.3.x.txt", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://www.apache.org/dist/httpcomponents/httpclient/RELEASE_NOTES-4.3.x.txt" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:httpclient:4.3:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:alpha1:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:httpclient:4.3:alpha1:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:alpha1:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:beta1:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:httpclient:4.3:beta1:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:beta1:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:beta2:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:httpclient:4.3:beta2:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:httpclient:4.3:beta2:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2013-4366", "reference_id": "CVE-2013-4366", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:P/I:P/A:P" }, { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2013-4366" }, { "reference_url": "https://github.com/advisories/GHSA-pqwh-44jj-p5rm", "reference_id": "GHSA-pqwh-44jj-p5rm", "reference_type": "", "scores": [ { "value": "CRITICAL", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-pqwh-44jj-p5rm" } ], "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": 20, "name": "Improper Input Validation", "description": "The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly." }, { "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." } ], "exploits": [], "severity_range_score": "7.5 - 10.0", "exploitability": "0.5", "weighted_severity": "9.0", "risk_score": 4.5, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-2phd-tw5c-xbdb" }