CVE-2025-46803
Screen creates by default world-writable PTYs
Severity Score
5.1
*CVSS v4
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track*
*SSVC
Descriptions
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.
*Credits:
Matthias Gerstner, SUSE
CVSS Scores
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
System
Vulnerable | Subsequent
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track*
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2025-04-30 CVE Reserved
- 2025-05-26 CVE Published
- 2025-05-27 CVE Updated
- 2025-06-27 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-276: Incorrect Default Permissions
CAPEC
References (2)
URL | Tag | Source |
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https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46803 | ||
https://www.openwall.com/lists/oss-security/2025/05/12/1 |
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