CVE-2023-4104

An invalid Polkit Authentication check and missing authentication requirements for D-Bus methods allowed any local user to configure arbitrary VPN setups. *This bug only affects Mozilla VPN on Linux. Other operating systems are unaffected.* This vulnerability affects Mozilla VPN client for Linux < v2.16.1.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1831318	Exploit Issue Tracking
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055	Issue Tracking Patch
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110	Issue Tracking Patch
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151	Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2023-39/	Vendor Advisory
https://www.openwall.com/lists/oss-security/2023/08/03/1	Exploit Mailing List Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1831318	Exploit Issue Tracking
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055	Issue Tracking Patch
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110	Issue Tracking Patch
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151	Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2023-39/	Vendor Advisory
https://www.openwall.com/lists/oss-security/2023/08/03/1	Exploit Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:vpn:*:*:*:*:*:linux:*:*

History

No history.

Information

Published : 2023-09-11 09:15

Updated : 2024-11-21 08:34

NVD link : CVE-2023-4104

Mitre link : CVE-2023-4104

CVE.ORG link : CVE-2023-4104

JSON object : View

Products Affected

mozilla

vpn

CWE

CWE-862

Missing Authorization

{"id": "CVE-2023-4104", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2023-09-11T09:15:08.997", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1831318", "tags": ["Exploit", "Issue Tracking"], "source": "security@mozilla.org"}, {"url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055", "tags": ["Issue Tracking", "Patch"], "source": "security@mozilla.org"}, {"url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110", "tags": ["Issue Tracking", "Patch"], "source": "security@mozilla.org"}, {"url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151", "tags": ["Issue Tracking"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-39/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.openwall.com/lists/oss-security/2023/08/03/1", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "source": "security@mozilla.org"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1831318", "tags": ["Exploit", "Issue Tracking"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055", "tags": ["Issue Tracking", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110", "tags": ["Issue Tracking", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151", "tags": ["Issue Tracking"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-39/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.openwall.com/lists/oss-security/2023/08/03/1", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "An invalid Polkit Authentication check and missing authentication requirements for D-Bus methods allowed any local user to configure arbitrary VPN setups.\n*This bug only affects Mozilla VPN on Linux. Other operating systems are unaffected.* This vulnerability affects Mozilla VPN client for Linux < v2.16.1."}, {"lang": "es", "value": "Una verificaci\u00f3n de Autenticaci\u00f3n No V\u00e1lida de Polkit y requisitos de autenticaci\u00f3n faltantes para los m\u00e9todos D-Bus permitieron a cualquier usuario local configurar configuraciones VPN arbitrarias. *Este error s\u00f3lo afecta a Mozilla VPN en Linux. Otros sistemas operativos no se ven afectados.* Esta vulnerabilidad afecta al cliente VPN de Mozilla para Linux < v2.16.1.\n"}], "lastModified": "2024-11-21T08:34:24.063", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:vpn:*:*:*:*:*:linux:*:*", "vulnerable": true, "matchCriteriaId": "60737FA0-0B0A-4423-891A-6E747F952254", "versionEndExcluding": "2.16.1"}], "operator": "OR"}]}], "sourceIdentifier": "security@mozilla.org"}