CVE-2026-12503
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`.
- Score
- CVSS 4.0 9.2 Critical
- Status
- Deferred - vulnerability@ncsc.ch
- Published
- 2026-07-24
- Last modified
- 2026-07-24
- Weaknesses
- CWE-59
Affected products
- L-dali (Loytec)
- L-gate (Loytec)
- L-inx (Loytec)
- L-iob (Loytec)
- L-pad (Loytec)
- L-roc (Loytec)
- L-vis (Loytec)
- Lip-me20xc (Loytec)
References
- https://www.loytec.com/support/product-security/advisories/8520-dibt-cve-20260526-0002-symlink-following-in-chown-chmod…
