Security Advisory

CVE-2026-12503

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-24 13:57:56

Last updated 2026-07-24 14:57:47

Assigner NCSC.ch

CVSS score 9.2

State PUBLISHED

Description

Improper Link Resolution (CWE-59) in `/usr/bin/larm_starter` in Loytec L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS and L-PAD through 8.4.16 on LINX-A64 allows an authenticated `larmapp` attacker to make `/etc/passwd` writable by the `larmapp` group (leading to root privilege escalation) via a symlink attack on `/etc/lighttpd/ssl/server.pem`.

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