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Status published
Medium
CVE-2025-46803
Screen creates by default world-writable PTYs
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Matthias Gerstner, SUSE
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Affected Vendor
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View all reports →Affected Software
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Vulnerable Versions:
5.0
Timeline
Official Publish:
May 26th, 2025
Last Modified:
May 27th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N