Privilege escalation in the mk_mysql agent plugin on Windows in Checkmk <2.4.0p29, <2.3.0p47, and 2.2.0 (EOL) allows a local unprivileged user able to create a Windows service whose name matches 'MySQL' or 'MariaDB' (or with write access to a binary referenced by such a service) to execute arbitrary code in the context of the Checkmk agent service, which typically runs as SYSTEM.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://checkmk.com/werk/19198 Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.2 · checkmkNVD modified 2026-10-23 23:10
Affected (CPE criteria) 145
cpe:2.3:a:checkmk:checkmk:2.2.0:-:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b1:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b2:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b3:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b4:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b5:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b6:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b7:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:b8:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:i1:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p1:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p10:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p11:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p12:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p13:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p14:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p15:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p16:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p17:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p18:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p19:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p2:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p20:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p21:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p22:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p23:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p24:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p25:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p26:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p27:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p28:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p29:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p3:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p30:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p31:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p32:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p33:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p34:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p35:*:*:*:*:*:*cpe:2.3:a:checkmk:checkmk:2.2.0:p36:*:*:*:*:*:*- and 105 more
References 1
- https://checkmk.com/werk/19198 Vendor Advisory