CVE-2023-4104 Information

Description

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 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Reference

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

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

5.5