CVE-2023-27560
HIGH7.5EPSS 0.27%phpseclib Infinite Loop vulnerability
Published: 3/3/2023Modified: 5/27/2026
Description
Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.
Affected packages (2)
- Debian/php-phpseclib3from 0, < 3.0.19-1
- Packagist/phpseclib/phpseclib>= 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 |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-27560
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-27560
- PATCHhttps://github.com/phpseclib/phpseclib
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/phpseclib/phpseclib/CVE-2023-27560.yaml
- WEBhttps://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246b60440
- WEBhttps://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246b60440#commitcomment-103226722
- WEBhttps://github.com/phpseclib/phpseclib/releases/tag/3.0.19