wnpa-sec-2015-10 · TNEF dissector infinite loop

Summary

Name: TNEF dissector infinite loop

Docid: wnpa-sec-2015-10

Date: March 4, 2015

Affected versions: 1.12.0 to 1.12.3, 1.10.0 to 1.10.10

Fixed versions: 1.12.4, 1.10.13

References:
Wireshark issue 11023
CVE-2015-2191

Details

Description

The TNEF dissector could go into an infinite loop. Discovered by Vlad Tsyrklevich.

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 1.12.4, 1.10.13 or later.