Code Injection in needrestart - CVE-2024-48992

Vulnerability identifier: #VU100984

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-2024-48992

CWE-ID: CWE-94

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: liske (Thomas Liske)

Affected software:
needrestart

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insecure handling of environment variables. A local user can trick the application into running the Ruby interpreter with an attacker-controlled RUBYLIB environment variable and execute arbitrary code on the system as root.

Install updates from vendor's website.

• https://github.com/liske/needrestart/commit/b5f25f6ec6e7dd0c5be249e4e45de4ee9ffe594f
• https://www.qualys.com/2024/11/19/needrestart/needrestart.txt