Summary
The Multi Router Traffic Grapher (MRTG) monitors the traffic load on network connections. MRTG generates HTML pages containing PNG images which provide a live visual representation of this traffic.
Security Fix(es):
* mrtg: MRTG daemon symlink-following chown allows local privilege escalation via PID file path manipulation (CVE-2026-72694)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 10 | mrtg | 2.17.10-12.el10_2.1 |
| AlmaLinux · 10 | mrtg-selinux | 2.17.10-12.el10_2.1 |
Vulnerabilities 1
-
High 7.1
Mrtg: mrtg daemon symlink-following chown allows local privilege escalation via pid file path manipulation
A flaw was found in MRTG. When the MRTG daemon is started as a root user and subsequently drops privileges, a local, low-privileged attacker can exploit a symbolic link (symlink) following vulnerability. By influencing or pre-placing a symlink in the process …