Privilege escalation in kdelibs and kauth - CVE-2017-8422

 

Privilege escalation in kdelibs and kauth - CVE-2017-8422

Published: May 17, 2017 / Updated: September 14, 2018


Vulnerability identifier: #VU6597
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2017-8422
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: Public exploit is available
Vendor: KDE.org
Affected software:
kdelibs
kauth

Detailed vulnerability description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to a logic flaw in the affected software. A local attacker could make a specially crafted call, spoof the caller identity and gain root privileges.

Successful exploitation of the vulnerability may result in full access to the system.

How to mitigate CVE-2017-8422

Update KDE kauth to version 5.34.
Update KDE kdelibs to version 4.14.32

Sources