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Medium severity5.3OSV Advisory· Published Dec 18, 2025· Updated Jun 17, 2026

CVE-2025-65000

CVE-2025-65000

Description

SSH private keys of the "Remote alert handlers (Linux)" rule were exposed in the rule page's HTML source in Checkmk <= 2.4.0p18 and all versions of Checkmk 2.3.0. This potentially allowed unauthorized triggering of predefined alert handlers on hosts where the handler was deployed.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

76
  • Checkmk/CheckmkOSV76 versions
    1.1.0beta17, v1.1.0, v1.1.10, …+ 75 more
    • (no CPE)range: 1.1.0beta17, v1.1.0, v1.1.10, …
    • cpe:2.3:a:checkmk:checkmk:2.2.0:*:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:-:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:b1:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:b2:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:b3:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:b4:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:b5:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:b6:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p10:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p11:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p12:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p13:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p14:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p15:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p16:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p17:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p18:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p19:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p1:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p20:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p21:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p22:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p23:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p24:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p25:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p26:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p27:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p28:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p29:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p2:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p30:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p31:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p32:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p33:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p34:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p35:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p36:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p37:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p38:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p39:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p3:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p40:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p41:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p4:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p5:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p6:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p7:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p8:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.3.0:p9:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:-:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:b1:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:b2:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:b3:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:b4:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:b5:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:b6:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p10:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p11:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p12:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p13:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p14:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p15:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p16:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p17:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p18:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p1:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p2:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p3:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p4:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p5:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p6:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p7:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p8:*:*:*:*:*:*
    • cpe:2.3:a:checkmk:checkmk:2.4.0:p9:*:*:*:*:*:*
    • (no CPE)range: <=2.4.0p18, all versions of 2.3.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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