vulnerability
Ubuntu: USN-7404-1 (CVE-2024-27354): phpseclib vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Mar 1, 2024 | Apr 3, 2025 | Aug 18, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Mar 1, 2024
Added
Apr 3, 2025
Modified
Aug 18, 2025
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.
Solutions
ubuntu-pro-upgrade-php-phpseclibubuntu-pro-upgrade-php-phpseclib3ubuntu-pro-upgrade-php-seclib
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