CVE-2026-111226
CVE-2026-111226 · Netgate pfSense CE 2.4.5 through 2.9.0 OS Command Injection via system_advanced_admin.php
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
pfSense CE 2.4.5 through 2.9.0 contains an OS command injection vulnerability that allows authenticated WebGUI users with Advanced Admin Access privilege to execute commands as root via Login Protection settings. Attackers can submit sshguard threshold, block time, or detection time values containing newlines or $(...) that are written unvalidated to sshguard.conf and sourced as root on restart.
CVSS 8.6 · Élevée · EPSS 6,5%
- Publication
- Mise à jour
Produits et versions concernés
pfsense ce
- Versions du logiciel
- ≥ 2.4.5, ≤ 2.9.0: Concernée (semver)
Aucun correctif publié
Sources originales
- https://github.com/abraxas/pfsense-sshguard-crlf
- https://abraxaslabs.tech/research/pfsense-ce-leftovers
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/pfSense/include/www/system_advanced_admin.inc#L355-L381
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/syslog.inc#L531-L563
- https://www.vulncheck.com/advisories/netgate-pfsense-ce-2.4.5-through-2.9.0-os-command-injection-via-system-advanced-admin-php
- https://nvd.nist.gov/vuln/detail/CVE-2026-111226