CVE-2021-3639

{"containers": {"cna": {"affected": [{"product": "mod_auth_mellon", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in v0.18.0"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in mod_auth_mellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threat from this liability is to confidentiality and integrity."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-601", "description": "CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-08-22T14:49:03.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980648"}, {"tags": ["x_refsource_MISC"], "url": "https://access.redhat.com/security/cve/CVE-2021-3639"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/latchset/mod_auth_mellon/commit/42a11261b9dad2e48d70bdff7c53dd57a12db6f5"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:01:07.702Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980648"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://access.redhat.com/security/cve/CVE-2021-3639"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/latchset/mod_auth_mellon/commit/42a11261b9dad2e48d70bdff7c53dd57a12db6f5"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2021-3639", "datePublished": "2022-08-22T14:49:03.000Z", "dateReserved": "2021-07-09T00:00:00.000Z", "dateUpdated": "2024-08-03T17:01:07.702Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "mod_auth_mellon", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in v0.18.0"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:uninett:mod_auth_mellon:*:*:*:*:*:*:*:*", "matchCriteriaId": "BCD3E2E3-47B7-4C46-8DD0-85000CA4D5D7", "versionEndExcluding": "0.18.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in mod_auth_mellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threat from this liability is to confidentiality and integrity."}, {"lang": "es", "value": "Se ha encontrado un fallo en mod_auth_mellon que no sanea correctamente las URL de cierre de sesi\u00f3n. Este problema podr\u00eda ser usado por un atacante para facilitar los ataques de phishing enga\u00f1ando a usuarios para que visiten la URL de una aplicaci\u00f3n web confiable que redirige a un servidor externo y potencialmente malicioso. La mayor amenaza de esta responsabilidad es para la confidencialidad y la integridad."}], "id": "CVE-2021-3639", "lastModified": "2026-06-17T04:05:29.293", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-22T15:15:13.633", "references": [{"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-3639"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980648"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/latchset/mod_auth_mellon/commit/42a11261b9dad2e48d70bdff7c53dd57a12db6f5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-3639"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980648"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/latchset/mod_auth_mellon/commit/42a11261b9dad2e48d70bdff7c53dd57a12db6f5"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-601"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-601"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2022:1934", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "mod_auth_mellon-0:0.14.0-12.el8.1", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-05-10T00:00:00Z"}], "bugzilla": {"description": "mod_auth_mellon: Open Redirect vulnerability in logout URLs", "id": "1980648", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980648"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.1", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-601", "details": ["A flaw was found in mod_auth_mellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threat from this liability is to confidentiality and integrity.", "A flaw was found in mod_auth_mellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threat from this liability is to confidentiality and integrity."], "name": "CVE-2021-3639", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "mod_auth_mellon", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "mod_auth_mellon", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "mod_auth_mellon", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "httpd24-mod_auth_mellon", "product_name": "Red Hat Software Collections"}], "public_date": "2021-07-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-3639\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3639"], "threat_severity": "Moderate"}

{}