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wnpa-sec-2013-14 · MPLS Echo dissector infinite loop

Summary

Name: MPLS Echo dissector infinite loop

Docid: wnpa-sec-2013-14

Date: March 6, 2013

Affected versions: 1.8.0 to 1.8.5

Fixed versions: 1.8.6

References:
Wireshark bug 8039
CVE-2013-2479

Details

Description

The MPLS Echo dissector could go into an infinite loop. Discovered by Laurent Butti.

Impact

It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 1.8.6 or later.