CVE catalog
CVE-2024-27355
phpseclib vulnerability
- Severity
- High · CVSS 8.2
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.57% · Oct 25, 2026
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. When processing the ASN.1 object identifier of a certificate, a sub identifier may be provided that leads to a denial of service (CPU consumption for decodeOID).
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | phpseclib | sid | 1.0.30-1 | fixed |
| Debian | phpseclib | trixie | 1.0.23-6+deb13u3 | fixed |
| Debian | phpseclib | trixie-security | 1.0.23-6+deb13u1 | fixed |
| Debian | phpseclib | bookworm | 1.0.20-1+deb12u5 | fixed |
| Debian | phpseclib | bookworm-security | 1.0.20-1+deb12u3 | fixed |
| Debian | php-phpseclib | sid | 2.0.55-1 | fixed |
| Debian | php-phpseclib | forky | 2.0.55-1 | fixed |
| Debian | php-phpseclib | trixie | 2.0.48-3+deb13u3 | fixed |
| Debian | php-phpseclib | trixie-security | 2.0.48-3+deb13u1 | fixed |
| Debian | php-phpseclib | bookworm | 2.0.42-1+deb12u5 | fixed |
| Debian | php-phpseclib | bookworm-security | 2.0.42-1+deb12u3 | fixed |
| Debian | php-phpseclib3 | sid | 3.0.57-1 | fixed |
| Debian | php-phpseclib3 | forky | 3.0.57-1 | fixed |
| Debian | php-phpseclib3 | trixie | 3.0.43-2+deb13u3 | fixed |
| Debian | php-phpseclib3 | trixie-security | 3.0.43-2+deb13u1 | fixed |
| Debian | php-phpseclib3 | bookworm | 3.0.19-1+deb12u6 | fixed |
| Debian | php-phpseclib3 | bookworm-security | 3.0.19-1+deb12u4 | fixed |
| Ubuntu | phpseclib | noble | 1.0.23-1ubuntu0.1~esm1 | fixed |
| Ubuntu | php-seclib | noble | 1.0.23-1ubuntu0.1~esm1 | fixed |
| Ubuntu | php-phpseclib | pro | 2.0.30-2ubuntu1 | vulnerable |
| Ubuntu | php-phpseclib | pro | 2.0.34-1 | vulnerable |
| Ubuntu | php-phpseclib | pro | 2.0.35-1 | vulnerable |
| Ubuntu | php-phpseclib | pro | 2.0.36-1 | vulnerable |
| Ubuntu | php-phpseclib | pro | 2.0.36-1ubuntu0.1~esm2 | fixed |
| Ubuntu | phpseclib | pro | 1.0.19-3ubuntu2 | vulnerable |
| Ubuntu | phpseclib | pro | 1.0.19-3ubuntu3 | vulnerable |
| Ubuntu | phpseclib | pro | 1.0.20-1 | vulnerable |
| Ubuntu | phpseclib | pro | 1.0.20-1ubuntu0.1~esm1 | fixed |
| Ubuntu | phpseclib | 22.04 | 1.0.19-3ubuntu2 | vulnerable |
| Ubuntu | phpseclib | 22.04 | 1.0.19-3ubuntu3 | vulnerable |
| Ubuntu | phpseclib | 22.04 | 1.0.20-1 | vulnerable |
| Ubuntu | phpseclib | 22.04 | 1.0.20-1+deb12u3build0.22.04.1 | fixed |
| Ubuntu | php-phpseclib3 | pro | 3.0.9-1 | vulnerable |
| Ubuntu | php-phpseclib3 | pro | 3.0.10-1 | vulnerable |
| Ubuntu | php-phpseclib3 | pro | 3.0.12-2 | vulnerable |
| Ubuntu | php-phpseclib3 | pro | 3.0.13-1 | vulnerable |
| Ubuntu | php-phpseclib3 | pro | 3.0.13-1ubuntu0.1~esm1 | fixed |
| Opensuse | cacti | tumbleweed | 1.2.30+git457.e55c2aea-1.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | phpseclib | source | sid | 1.0.23-1 | not yet assigned | Not reported | Not reported |
| Debian | phpseclib | source | trixie | 1.0.23-1 | not yet assigned | Not reported | Not reported |
| Debian | phpseclib | source | bookworm | 1.0.20-1+deb12u2 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib | source | sid | 2.0.47-1 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib | source | forky | 2.0.47-1 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib | source | trixie | 2.0.47-1 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib | source | bookworm | 2.0.42-1+deb12u2 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib3 | source | sid | 3.0.36-1 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib3 | source | forky | 3.0.36-1 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib3 | source | trixie | 3.0.36-1 | not yet assigned | Not reported | Not reported |
| Debian | php-phpseclib3 | source | bookworm | 3.0.19-1+deb12u3 | not yet assigned | Not reported | Not reported |
| Ubuntu | phpseclib | deb | noble | 1.0.23-1ubuntu0.1~esm1 | Not reported | Not reported | Not reported |
| Ubuntu | php-seclib | deb | noble | 1.0.23-1ubuntu0.1~esm1 | Not reported | Not reported | Not reported |
| Ubuntu | php-phpseclib | deb | pro | 2.0.36-1ubuntu0.1~esm2 | Not reported | UBUNTU-CVE-2024-27355 | Not reported |
| Ubuntu | phpseclib | deb | pro | 1.0.20-1ubuntu0.1~esm1 | Not reported | UBUNTU-CVE-2024-27355 | Not reported |
| Ubuntu | phpseclib | deb | 22.04 | 1.0.20-1+deb12u3build0.22.04.1 | Not reported | UBUNTU-CVE-2024-27355 | Not reported |
| Ubuntu | php-phpseclib3 | deb | pro | 3.0.13-1ubuntu0.1~esm1 | Not reported | UBUNTU-CVE-2024-27355 | Not reported |
| Opensuse | cacti | rpm | tumbleweed | 1.2.30+git457.e55c2aea-1.1 | Not reported | OPENSUSE-SU-2026:10920-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_10920-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2024-27355]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2024-27355]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:10920-1]
- [https://security-tracker.debian.org/tracker/CVE-2024-27355]
- [https://ubuntu.com/security/notices/USN-8769-1]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]