CVE-2026-111217: fallo de gravedad alta en Netgate pfSense CE
Netgate pfSense CE through 2.9.0 OS Command Injection via CARP VHID
Publicada el
41Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 8.6epss 7.1%
probabilidad de explotación
7.1%top 6% de las CVE
explotación observada
noninguna fuente lo reporta
1 exploit(s) público(s)
Netgate pfSense CE through 2.9.0 contains an OS command injection vulnerability that allows authenticated users with Virtual IP edit privileges to execute commands as root by storing an unvalidated CARP VHID. Attackers can supply a VHID containing shell metacharacters that executes via interface_ipalias_configure() ifconfig calls or get_carp_interface_status() when CARP status is rendered.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Productos afectados
Netgate · pfSense CEPoCs públicas encontradas — 1
cve_referencegithub.com/abraxas/pfsense-carp-vhidno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
CVEs relacionadas — Netgate pfSense CE
En el mismo producto, de las más peligrosas a las menos.
CVE-2025-34175MEDIUMNetgate pfSense CE Suricata package v7.0.8_2 Reflected Cross-Site ScriptingEPSS 19.1%CVE-2025-34176MEDIUMNetgate pfSense CE Suricata Package v7.0.8_2 Directory Traversal Information DisclosureEPSS 17.3%CVE-2025-34174MEDIUMNetgate pfSense CE Status_Traffic_Totals Package v2.3.2_7 Stored Cross-Site ScriptingEPSS 13.0%CVE-2026-111214HIGHNetgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via interfaces_qinq_edit.phpEPSS 8.6%CVE-2026-111218HIGHNetgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via Traffic Shaper LimitersEPSS 8.4%CVE-2026-111215HIGHNetgate pfSense CE through 2.9.0 OS Command Injection via Wireless Parent InterfaceEPSS 7.1%
Referencias
https://abraxaslabs.tech/research/pfsense-carp-vhidhttps://abraxaslabs.tech/research/pfsense-ce-leftovershttps://github.com/abraxas/pfsense-carp-vhidhttps://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/interfaces.inc#L3236-L3238https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/pfsense-utils.inc#L794https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/pfSense/include/www/firewall_virtual_ip.inc#L200https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-os-command-injection-via-carp-vhid