VDB

ALPINE-CVE-2025-23395

ALPINE-CVE-2025-23395 PUBLISHED CVSS 7.300000190734863 HIGH

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

Risk Scores

CVSS v4.0
7.300000190734863
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected Products

VendorProductVersions
Alpine:v3.23screen5.0.0-r0, 4.9.1-r2, 4.9.1-r1
Alpine:v3.21screen4.9.0-r0, 0, 4.0.3-r0
Alpine:v3.22screen0, 5.0.0-r0, 4.9.1-r2

Timeline

  • May 26, 2025 CVE Published
  • Dec 3, 2025 CVE Updated
  • Apr 30, 2026 Distribution Patch
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