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CVE-2023-4104

Date: September 11, 2023

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.

Language: C++

Severity Score

Related Resources (9)

https://github.com/mozilla-mobile/mozilla-vpn-client/commit/6933a07164cd69636889403c959ac2c2b115e0f6
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7055
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7110
https://bugzilla.mozilla.org/show_bug.cgi?id=1831318
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/7151
https://www.mozilla.org/security/advisories/mfsa2023-39/
https://www.openwall.com/lists/oss-security/2023/08/03/1
https://nvd.nist.gov/vuln/detail/CVE-2023-4104
https://www.mend.io/vulnerability-database/CVE-2023-4104

Severity Score

Weakness Type (CWE)

Missing Authorization

CWE-862

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

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