CVE-2011-2520

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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory fedoraproject.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063314.html vendor advisory mailing list
https://exchange.xforce.ibmcloud.com/vulnerabilities/68734 third party advisory vdb entry
http://www.openwall.com/lists/oss-security/2011/07/18/6 mailing list
https://bugzilla.redhat.com/show_bug.cgi?id=717985 issue tracking
http://www.redhat.com/support/errata/RHSA-2011-0953.html vendor advisory not applicable
http://www.securityfocus.com/bid/48715 vdb entry broken link
http://securitytracker.com/id?1025793 vdb entry broken link
http://secunia.com/advisories/45294 third party advisory not applicable

Frequently Asked Questions

What is the severity of CVE-2011-2520?
CVE-2011-2520 has been scored as a high severity vulnerability.
How to fix CVE-2011-2520?
To fix CVE-2011-2520, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-2520 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-2520 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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