CVE-2025-46803

Screen creates by default world-writable PTYs

CVSS 5.1 MEDIUMEPSS 0.2%CWE-276

The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the system.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Affected products

screen

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References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46803 https://www.openwall.com/lists/oss-security/2025/05/12/1 http://www.openwall.com/lists/oss-security/2025/05/13/6