CVE-2023-27560
phpseclib Infinite Loop vulnerability
7.5
HIGH
CVSS 3.1
EPSS 0.27%
Description
Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.
How to fix CVE-2023-27560
To remediate CVE-2023-27560, upgrade the affected package to a fixed version below.
- Debian/php-phpseclib3—upgrade to 3.0.19-1 or later
- Packagist/phpseclib/phpseclib—upgrade to 3.0.19 or later
Is CVE-2023-27560 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.0.19-1
- >= 3.0.0, < 3.0.19
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |