An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. An attacker can construct a malformed certificate containing an extremely large prime to cause a denial of service (CPU consumption for an isPrime primality check). NOTE: this issue was introduced when attempting to fix CVE-2023-27560.
History

Tue, 22 Apr 2025 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Phpseclib
Phpseclib 1x
Phpseclib 2x
Phpseclib 3x
CPEs cpe:2.3:a:phpseclib:1x:*:*:*:*:*:*:*:*
cpe:2.3:a:phpseclib:2x:*:*:*:*:*:*:*:*
cpe:2.3:a:phpseclib:3x:*:*:*:*:*:*:*:*
Vendors & Products Phpseclib
Phpseclib 1x
Phpseclib 2x
Phpseclib 3x
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-03-01T00:00:00.000Z

Updated: 2025-04-22T15:44:47.697Z

Reserved: 2024-02-25T00:00:00.000Z

Link: CVE-2024-27354

cve-icon Vulnrichment

Updated: 2024-08-02T00:34:51.419Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-03-01T23:15:08.500

Modified: 2024-11-21T09:04:24.577

Link: CVE-2024-27354

cve-icon Redhat

No data.