Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2025-2596

Insufficient Session Expiration

Published: Mar 26, 2025 | Modified: Aug 25, 2025
CVSS 3.x
5.3
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Vulnerability-free packages from our partners
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2025-2596
CWEhttps://cwe.mitre.org/data/definitions/613.html

Session logout could be overwritten in Checkmk GmbHs Checkmk versions <2.3.0p30, <2.2.0p41, and 2.1.0p49 (EOL)

Weakness

According to WASC, “Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization.”

Affected Software

Name Vendor Start Version End Version
Checkmk Checkmk * 2.1.0 (excluding)
Checkmk Checkmk 2.1.0 (including) 2.1.0 (including)
Checkmk Checkmk 2.1.0-b1 (including) 2.1.0-b1 (including)
Checkmk Checkmk 2.1.0-b2 (including) 2.1.0-b2 (including)
Checkmk Checkmk 2.1.0-b3 (including) 2.1.0-b3 (including)
Checkmk Checkmk 2.1.0-b4 (including) 2.1.0-b4 (including)
Checkmk Checkmk 2.1.0-b5 (including) 2.1.0-b5 (including)
Checkmk Checkmk 2.1.0-b6 (including) 2.1.0-b6 (including)
Checkmk Checkmk 2.1.0-b7 (including) 2.1.0-b7 (including)
Checkmk Checkmk 2.1.0-b8 (including) 2.1.0-b8 (including)
Checkmk Checkmk 2.1.0-b9 (including) 2.1.0-b9 (including)
Checkmk Checkmk 2.1.0-p1 (including) 2.1.0-p1 (including)
Checkmk Checkmk 2.1.0-p10 (including) 2.1.0-p10 (including)
Checkmk Checkmk 2.1.0-p11 (including) 2.1.0-p11 (including)
Checkmk Checkmk 2.1.0-p12 (including) 2.1.0-p12 (including)
Checkmk Checkmk 2.1.0-p13 (including) 2.1.0-p13 (including)
Checkmk Checkmk 2.1.0-p14 (including) 2.1.0-p14 (including)
Checkmk Checkmk 2.1.0-p15 (including) 2.1.0-p15 (including)
Checkmk Checkmk 2.1.0-p16 (including) 2.1.0-p16 (including)
Checkmk Checkmk 2.1.0-p17 (including) 2.1.0-p17 (including)
Checkmk Checkmk 2.1.0-p18 (including) 2.1.0-p18 (including)
Checkmk Checkmk 2.1.0-p19 (including) 2.1.0-p19 (including)
Checkmk Checkmk 2.1.0-p2 (including) 2.1.0-p2 (including)
Checkmk Checkmk 2.1.0-p20 (including) 2.1.0-p20 (including)
Checkmk Checkmk 2.1.0-p21 (including) 2.1.0-p21 (including)
Checkmk Checkmk 2.1.0-p22 (including) 2.1.0-p22 (including)
Checkmk Checkmk 2.1.0-p23 (including) 2.1.0-p23 (including)
Checkmk Checkmk 2.1.0-p24 (including) 2.1.0-p24 (including)
Checkmk Checkmk 2.1.0-p25 (including) 2.1.0-p25 (including)
Checkmk Checkmk 2.1.0-p26 (including) 2.1.0-p26 (including)
Checkmk Checkmk 2.1.0-p27 (including) 2.1.0-p27 (including)
Checkmk Checkmk 2.1.0-p28 (including) 2.1.0-p28 (including)
Checkmk Checkmk 2.1.0-p29 (including) 2.1.0-p29 (including)
Checkmk Checkmk 2.1.0-p3 (including) 2.1.0-p3 (including)
Checkmk Checkmk 2.1.0-p30 (including) 2.1.0-p30 (including)
Checkmk Checkmk 2.1.0-p31 (including) 2.1.0-p31 (including)
Checkmk Checkmk 2.1.0-p32 (including) 2.1.0-p32 (including)
Checkmk Checkmk 2.1.0-p33 (including) 2.1.0-p33 (including)
Checkmk Checkmk 2.1.0-p34 (including) 2.1.0-p34 (including)
Checkmk Checkmk 2.1.0-p35 (including) 2.1.0-p35 (including)
Checkmk Checkmk 2.1.0-p36 (including) 2.1.0-p36 (including)
Checkmk Checkmk 2.1.0-p37 (including) 2.1.0-p37 (including)
Checkmk Checkmk 2.1.0-p38 (including) 2.1.0-p38 (including)
Checkmk Checkmk 2.1.0-p39 (including) 2.1.0-p39 (including)
Checkmk Checkmk 2.1.0-p4 (including) 2.1.0-p4 (including)
Checkmk Checkmk 2.1.0-p40 (including) 2.1.0-p40 (including)
Checkmk Checkmk 2.1.0-p41 (including) 2.1.0-p41 (including)
Checkmk Checkmk 2.1.0-p42 (including) 2.1.0-p42 (including)
Checkmk Checkmk 2.1.0-p43 (including) 2.1.0-p43 (including)
Checkmk Checkmk 2.1.0-p44 (including) 2.1.0-p44 (including)
Checkmk Checkmk 2.1.0-p45 (including) 2.1.0-p45 (including)
Checkmk Checkmk 2.1.0-p46 (including) 2.1.0-p46 (including)
Checkmk Checkmk 2.1.0-p47 (including) 2.1.0-p47 (including)
Checkmk Checkmk 2.1.0-p48 (including) 2.1.0-p48 (including)
Checkmk Checkmk 2.1.0-p5 (including) 2.1.0-p5 (including)
Checkmk Checkmk 2.1.0-p6 (including) 2.1.0-p6 (including)
Checkmk Checkmk 2.1.0-p7 (including) 2.1.0-p7 (including)
Checkmk Checkmk 2.1.0-p8 (including) 2.1.0-p8 (including)
Checkmk Checkmk 2.1.0-p9 (including) 2.1.0-p9 (including)
Checkmk Checkmk 2.2.0 (including) 2.2.0 (including)
Checkmk Checkmk 2.2.0-b1 (including) 2.2.0-b1 (including)
Checkmk Checkmk 2.2.0-b2 (including) 2.2.0-b2 (including)
Checkmk Checkmk 2.2.0-b3 (including) 2.2.0-b3 (including)
Checkmk Checkmk 2.2.0-b4 (including) 2.2.0-b4 (including)
Checkmk Checkmk 2.2.0-b5 (including) 2.2.0-b5 (including)
Checkmk Checkmk 2.2.0-b6 (including) 2.2.0-b6 (including)
Checkmk Checkmk 2.2.0-b7 (including) 2.2.0-b7 (including)
Checkmk Checkmk 2.2.0-b8 (including) 2.2.0-b8 (including)
Checkmk Checkmk 2.2.0-i1 (including) 2.2.0-i1 (including)
Checkmk Checkmk 2.2.0-p1 (including) 2.2.0-p1 (including)
Checkmk Checkmk 2.2.0-p10 (including) 2.2.0-p10 (including)
Checkmk Checkmk 2.2.0-p11 (including) 2.2.0-p11 (including)
Checkmk Checkmk 2.2.0-p12 (including) 2.2.0-p12 (including)
Checkmk Checkmk 2.2.0-p13 (including) 2.2.0-p13 (including)
Checkmk Checkmk 2.2.0-p14 (including) 2.2.0-p14 (including)
Checkmk Checkmk 2.2.0-p15 (including) 2.2.0-p15 (including)
Checkmk Checkmk 2.2.0-p16 (including) 2.2.0-p16 (including)
Checkmk Checkmk 2.2.0-p17 (including) 2.2.0-p17 (including)
Checkmk Checkmk 2.2.0-p18 (including) 2.2.0-p18 (including)
Checkmk Checkmk 2.2.0-p19 (including) 2.2.0-p19 (including)
Checkmk Checkmk 2.2.0-p2 (including) 2.2.0-p2 (including)
Checkmk Checkmk 2.2.0-p20 (including) 2.2.0-p20 (including)
Checkmk Checkmk 2.2.0-p21 (including) 2.2.0-p21 (including)
Checkmk Checkmk 2.2.0-p22 (including) 2.2.0-p22 (including)
Checkmk Checkmk 2.2.0-p23 (including) 2.2.0-p23 (including)
Checkmk Checkmk 2.2.0-p24 (including) 2.2.0-p24 (including)
Checkmk Checkmk 2.2.0-p25 (including) 2.2.0-p25 (including)
Checkmk Checkmk 2.2.0-p26 (including) 2.2.0-p26 (including)
Checkmk Checkmk 2.2.0-p27 (including) 2.2.0-p27 (including)
Checkmk Checkmk 2.2.0-p28 (including) 2.2.0-p28 (including)
Checkmk Checkmk 2.2.0-p29 (including) 2.2.0-p29 (including)
Checkmk Checkmk 2.2.0-p3 (including) 2.2.0-p3 (including)
Checkmk Checkmk 2.2.0-p30 (including) 2.2.0-p30 (including)
Checkmk Checkmk 2.2.0-p31 (including) 2.2.0-p31 (including)
Checkmk Checkmk 2.2.0-p32 (including) 2.2.0-p32 (including)
Checkmk Checkmk 2.2.0-p33 (including) 2.2.0-p33 (including)
Checkmk Checkmk 2.2.0-p34 (including) 2.2.0-p34 (including)
Checkmk Checkmk 2.2.0-p35 (including) 2.2.0-p35 (including)
Checkmk Checkmk 2.2.0-p36 (including) 2.2.0-p36 (including)
Checkmk Checkmk 2.2.0-p37 (including) 2.2.0-p37 (including)
Checkmk Checkmk 2.2.0-p38 (including) 2.2.0-p38 (including)
Checkmk Checkmk 2.2.0-p39 (including) 2.2.0-p39 (including)
Checkmk Checkmk 2.2.0-p4 (including) 2.2.0-p4 (including)
Checkmk Checkmk 2.2.0-p40 (including) 2.2.0-p40 (including)
Checkmk Checkmk 2.2.0-p5 (including) 2.2.0-p5 (including)
Checkmk Checkmk 2.2.0-p6 (including) 2.2.0-p6 (including)
Checkmk Checkmk 2.2.0-p7 (including) 2.2.0-p7 (including)
Checkmk Checkmk 2.2.0-p8 (including) 2.2.0-p8 (including)
Checkmk Checkmk 2.2.0-p9 (including) 2.2.0-p9 (including)
Checkmk Checkmk 2.3.0 (including) 2.3.0 (including)
Checkmk Checkmk 2.3.0-b1 (including) 2.3.0-b1 (including)
Checkmk Checkmk 2.3.0-b2 (including) 2.3.0-b2 (including)
Checkmk Checkmk 2.3.0-b3 (including) 2.3.0-b3 (including)
Checkmk Checkmk 2.3.0-b4 (including) 2.3.0-b4 (including)
Checkmk Checkmk 2.3.0-b5 (including) 2.3.0-b5 (including)
Checkmk Checkmk 2.3.0-b6 (including) 2.3.0-b6 (including)
Checkmk Checkmk 2.3.0-p1 (including) 2.3.0-p1 (including)
Checkmk Checkmk 2.3.0-p10 (including) 2.3.0-p10 (including)
Checkmk Checkmk 2.3.0-p11 (including) 2.3.0-p11 (including)
Checkmk Checkmk 2.3.0-p12 (including) 2.3.0-p12 (including)
Checkmk Checkmk 2.3.0-p13 (including) 2.3.0-p13 (including)
Checkmk Checkmk 2.3.0-p14 (including) 2.3.0-p14 (including)
Checkmk Checkmk 2.3.0-p15 (including) 2.3.0-p15 (including)
Checkmk Checkmk 2.3.0-p16 (including) 2.3.0-p16 (including)
Checkmk Checkmk 2.3.0-p17 (including) 2.3.0-p17 (including)
Checkmk Checkmk 2.3.0-p18 (including) 2.3.0-p18 (including)
Checkmk Checkmk 2.3.0-p19 (including) 2.3.0-p19 (including)
Checkmk Checkmk 2.3.0-p2 (including) 2.3.0-p2 (including)
Checkmk Checkmk 2.3.0-p20 (including) 2.3.0-p20 (including)
Checkmk Checkmk 2.3.0-p21 (including) 2.3.0-p21 (including)
Checkmk Checkmk 2.3.0-p22 (including) 2.3.0-p22 (including)
Checkmk Checkmk 2.3.0-p23 (including) 2.3.0-p23 (including)
Checkmk Checkmk 2.3.0-p24 (including) 2.3.0-p24 (including)
Checkmk Checkmk 2.3.0-p25 (including) 2.3.0-p25 (including)
Checkmk Checkmk 2.3.0-p26 (including) 2.3.0-p26 (including)
Checkmk Checkmk 2.3.0-p27 (including) 2.3.0-p27 (including)
Checkmk Checkmk 2.3.0-p28 (including) 2.3.0-p28 (including)
Checkmk Checkmk 2.3.0-p29 (including) 2.3.0-p29 (including)
Checkmk Checkmk 2.3.0-p3 (including) 2.3.0-p3 (including)
Checkmk Checkmk 2.3.0-p4 (including) 2.3.0-p4 (including)
Checkmk Checkmk 2.3.0-p5 (including) 2.3.0-p5 (including)
Checkmk Checkmk 2.3.0-p6 (including) 2.3.0-p6 (including)
Checkmk Checkmk 2.3.0-p7 (including) 2.3.0-p7 (including)
Checkmk Checkmk 2.3.0-p8 (including) 2.3.0-p8 (including)
Checkmk Checkmk 2.3.0-p9 (including) 2.3.0-p9 (including)

Potential Mitigations

References

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