Security Advisory

CVE-2024-27354

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2024-03-01 00:00:00

Last updated 2025-04-22 15:44:47

Assigner mitre

State PUBLISHED

Description

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.

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