CVE-2025-46803 – Screen PTY Escalation of Privilege

The following table lists the changes that have been made to the
CVE-2025-46803 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    May. 26, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/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
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
    Added CWE CWE-276
    Added Reference https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46803
    Added Reference https://www.openwall.com/lists/oss-security/2025/05/12/1
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