Privilege escalation in shadow - CVE-2018-7169

 

Privilege escalation in shadow - CVE-2018-7169

Published: March 20, 2018 / Updated: March 20, 2018


Vulnerability identifier: #VU11179
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-7169
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Mark Florian
Affected software:
shadow

Detailed vulnerability description

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

The weakness exists due to improper security restrictions when using the newgidmap setuid executable. A local attacker can gain root privileges.

How to mitigate CVE-2018-7169

Install update from vendor's website.

Sources