CVE-2011-2520

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.

CVSS v3 7.8 HIGH
CVSS v2.0 6.0 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:H/Au:S/C:C/I:C/A:C

Exploitability : 1.5 / Impact : 10.0

Access Vector LOCAL

Access Complexity HIGH

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063314.html	Mailing List
http://secunia.com/advisories/45294	Not Applicable
http://securitytracker.com/id?1025793	Broken Link
http://www.openwall.com/lists/oss-security/2011/07/18/6	Mailing List
http://www.redhat.com/support/errata/RHSA-2011-0953.html	Not Applicable
http://www.securityfocus.com/bid/48715	Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=717985	Issue Tracking
https://exchange.xforce.ibmcloud.com/vulnerabilities/68734	Third Party Advisory VDB Entry
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063314.html	Mailing List
http://secunia.com/advisories/45294	Not Applicable
http://securitytracker.com/id?1025793	Broken Link
http://www.openwall.com/lists/oss-security/2011/07/18/6	Mailing List
http://www.redhat.com/support/errata/RHSA-2011-0953.html	Not Applicable
http://www.securityfocus.com/bid/48715	Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=717985	Issue Tracking
https://exchange.xforce.ibmcloud.com/vulnerabilities/68734	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:redhat:system-config-firewall:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*

History

No history.

Information

Published : 2011-07-21 23:55

Updated : 2025-04-11 00:51

NVD link : CVE-2011-2520

Mitre link : CVE-2011-2520

CVE.ORG link : CVE-2011-2520

JSON object : View

Products Affected

redhat

system-config-firewall

fedoraproject

fedora

CWE

CWE-502

Deserialization of Untrusted Data

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