VIR Vulnerability Intelligence Relay

CVE-2011-2520

high
Published 2011-07-21 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4 NEW
—
not yet in upstream
VIR risk
7.8

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.

Predictions

Exploit likelihood
75%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
fedora Fedora Affected 1 release
VersionStatusFixed in
15 Affected —

Application impact
VendorProductVersionsFixed
redhat redhatsystem-config-firewall{"endIncluding":"1.2.29"}

References

CWEs

CWE-502

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.