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Case File

CVE-2011-2520

HIGH · CVSS 7.8 EPSS 0.42%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-07-21 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2011-2520
Severity
HIGH
CVSS
7.8
EPSS
0.42%

Original Filing — NVD Description

fw_dbus.py in system-config-firewall 1.2.29 and earlier uses the pickle Python module unsafely during D-Bus communication between the GUI and the backend, which might allow local users to gain privileges via a crafted serialized object.