Race condition in beep - CVE-2018-0492

 

Race condition in beep - CVE-2018-0492

Published: April 4, 2018


Vulnerability identifier: #VU11527
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-2018-0492
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Johnathan Nightingale
Affected software:
beep

Detailed vulnerability description

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

The weakness exists due to race condition if setuid. A local attacker can gain elevated privileges and perform further attacks.

How to mitigate CVE-2018-0492

Install update from vendor's website.

Sources