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CVE-2023-52892

nvd nist
Published: Jun 27, 2024Modified: Oct 22, 2025

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitability: 3.9 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

In phpseclib before 1.0.22, 2.x before 2.0.46, and 3.x before 3.0.33, some characters in Subject Alternative Name fields in TLS certificates are incorrectly allowed to have a special meaning in regular expressions (such as a + wildcard), leading to name confusion in X.509 certificate host verification.

Affected (3)

Products: Phpseclib: Phpseclib
Phpseclib
1 product
Phpseclib
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Phpseclib
Phpseclib
From 1.0.0 to 1.0.22
Phpseclib
From 2.0.0 to 2.0.46
Phpseclib
From 3.0.0 to 3.0.33

Related CWEs

CWE-436
Interpretation Conflict
Product A handles inputs or steps differently than Product B, which causes A to perform incorrect actions based on its perception of B's state.

References (8)

Source: cve@mitre.org
Patch
Source: cve@mitre.org
ExploitIssue Tracking
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Not Applicable
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitIssue Tracking
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable

Timeline

No history available yet.