CVE-2012-6054: Medium severity wireshark vulnerability

Published Dec 5, 2012

Updated

The dissectsflow245addresstype function in epan/dissectors/packet-sflow.c in the sFlow dissector in Wireshark 1.8.x before 1.8.4 does not properly handle length calculations for an invalid IP address type, which allows remote attackers to cause a denial of service (infinite loop) via a packet that is neither IPv4 nor IPv6.

Affected Software

4 affected components

Wireshark Wireshark=1.8.0

Wireshark Wireshark=1.8.1

Wireshark Wireshark=1.8.2

Wireshark Wireshark=1.8.3

Remediation

Patch Available

http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=45324&r2=45323&pathrev=45324

Event History

Dec 5, 2012

CVE Published

via MITRE·11:00 AM

Data Sourced

via MITRE·11:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2012-6054?

CVE-2012-6054 has a severity rating that suggests it can lead to a denial of service due to an infinite loop condition.

How do I fix CVE-2012-6054?

To fix CVE-2012-6054, update Wireshark to version 1.8.4 or later.

Which versions of Wireshark are affected by CVE-2012-6054?

CVE-2012-6054 affects Wireshark versions 1.8.0 through 1.8.3.

What type of vulnerability is CVE-2012-6054?

CVE-2012-6054 is a denial of service vulnerability related to improper handling of specific packets in Wireshark.

Can CVE-2012-6054 be exploited remotely?

Yes, CVE-2012-6054 can be exploited by remote attackers through specially crafted packets.