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.

Classification

CVE ID: CVE-2025-46803

CVSS Base Severity: MEDIUM

CVSS Base Score: 5.0

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

Affected Products

Vendor:

Product:

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.01% (probability of being exploited)

EPSS Percentile: 0.85% (scored less or equal to compared to others)

EPSS Date: 2025-06-18 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-46803
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46803
https://www.openwall.com/lists/oss-security/2025/05/12/1

Timeline