Race condition in procps - CVE-2018-1121

 

Race condition in procps - CVE-2018-1121

Published: May 22, 2018 / Updated: June 17, 2021


Vulnerability identifier: #VU12974
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-1121
CWE-ID: CWE-362
Exploitation vector: Remote access
Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to a race condition inherent in reading /proc/PID entries. A remote attacker can hide a process from procps-ng's utilities and cause the service to crash.

Affected software

procps
Gentoo Linux
Robotic Process Automation for Cloud Pak

How to mitigate CVE-2018-1121

Update to version 3.3.15.

Robotic Process Automation for Cloud Pak - update to 21.0.7

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins