CVE-2021-4236

{"id": "CVE-2021-4236", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2022-12-27T22:15:12.013", "references": [{"url": "https://github.com/ecnepsnai/web/commit/5a78f8d5c41ce60dcf9f61aaf47a7a8dc3e0002f", "tags": ["Patch", "Third Party Advisory"], "source": "security@golang.org"}, {"url": "https://pkg.go.dev/vuln/GO-2021-0107", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "security@golang.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "Web Sockets do not execute any AuthenticateMethod methods which may be set, leading to a nil pointer dereference if the returned UserData pointer is assumed to be non-nil, or authentication bypass. This issue only affects WebSockets with an AuthenticateMethod hook. Request handlers that do not explicitly use WebSockets are not vulnerable."}, {"lang": "es", "value": "Web Sockets no ejecuta ning\u00fan m\u00e9todo AuthenticateMethod que pueda configurarse, lo que lleva a una desreferencia del puntero null si se supone que el puntero UserData devuelto no es null, o a una omisi\u00f3n de autenticaci\u00f3n. Este problema solo afecta a WebSockets con un enlace AuthenticateMethod. Los controladores de solicitudes que no utilizan WebSockets expl\u00edcitamente no son vulnerables."}], "lastModified": "2023-11-07T03:40:24.920", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:web_project:web:*:*:*:*:*:go:*:*", "vulnerable": true, "matchCriteriaId": "4F957C53-3F68-4128-B6FA-7685D4949E2B", "versionEndExcluding": "1.5.2", "versionStartIncluding": "1.4.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@golang.org"}