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CVE-2025-46805

Screen has a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root

CVSS 5.7 MEDIUMEPSS 0.2%CWE-367
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 5.7EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
26 May 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
screen

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References
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46805https://www.openwall.com/lists/oss-security/2025/05/12/1