CVE-2011-2520

HIGH

system-config-firewall < 1.2.29 - Privilege Escalation via Unsafe Pickle Deserialization

Title source: llm

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.

References (8)

Core 8

Core References

Mailing List vendor-advisory x_refsource_fedora

http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063314.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_xf

https://exchange.xforce.ibmcloud.com/vulnerabilities/68734

Mailing List mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2011/07/18/6

Issue Tracking x_refsource_confirm

https://bugzilla.redhat.com/show_bug.cgi?id=717985

Not Applicable vendor-advisory x_refsource_redhat

http://www.redhat.com/support/errata/RHSA-2011-0953.html

Broken Link vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/48715

Broken Link vdb-entry x_refsource_sectrack

http://securitytracker.com/id?1025793

Not Applicable third-party-advisory x_refsource_secunia

http://secunia.com/advisories/45294

Scores

CVSS v3 7.8

EPSS 0.0042

EPSS Percentile 33.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-502

Status published

Products (2)

fedoraproject/fedora 15

redhat/system-config-firewall < 1.2.29

Published Jul 21, 2011

Tracked Since Feb 18, 2026