Permissions, Privileges, and Access Controls in polkit - CVE-2015-3255
Published: October 26, 2015 / Updated: July 28, 2020
Vulnerability identifier: #VU32408
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2015-3255
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Freedesktop.org
Affected software:
polkit
polkit
Detailed vulnerability description
The vulnerability allows a local non-authenticated attacker to read and manipulate data.
The polkit_backend_action_pool_init function in polkitbackend/polkitbackendactionpool.c in PolicyKit (aka polkit) before 0.113 might allow local users to gain privileges via duplicate action IDs in action descriptions.
How to mitigate CVE-2015-3255
Install update from vendor's website.
Sources
- http://lists.freedesktop.org/archives/polkit-devel/2015-July/000432.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00010.html
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00042.html
- http://www.securitytracker.com/id/1035023
- https://bugs.freedesktop.org/show_bug.cgi?id=83590
- https://bugzilla.redhat.com/show_bug.cgi?id=1245673
- https://security.gentoo.org/glsa/201611-07
- https://usn.ubuntu.com/3717-2/