CVE-2025-23395

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Screen 5.0.0 when it runs with setuid-root privileges does not drop privileges while operating on a user supplied path. This allows unprivileged users to create files in arbitrary locations with `root` ownership, the invoking user's (real) group ownership and file mode 0644. All data written to the Screen PTY will be logged into this file, allowing to escalate to root privileges

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-271

Affected software

No affected versions have been published.

Timeline

Published
May 26, 2025
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2025-23395: High severity, CVSS 7.8 | Vulnix