#VU29540 Input validation error in systemd - CVE-2017-1000082
Published: July 6, 2020 / Updated: March 28, 2023
Vulnerability identifier: #VU29540
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Clear
CVE-ID: CVE-2017-1000082
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
systemd
systemd
Software vendor:
Freedesktop.org
Freedesktop.org
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to systemd fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the service in question with root privileges rather than the user intended.
Remediation
Install updates from vendor's website.