wnpa-sec-2010-02 · LWRES vulnerability in Wireshark
Summary
Name: LWRES vulnerability in Wireshark
Docid: wnpa-sec-2010-02
Date: January 27, 2010
Affected versions: 0.9.0 up to and including 1.2.5
Fixed versions: 1.2.6
Details
Description
Wireshark 1.2.6 fixes the following vulnerabilities:
-
Babi discovered several buffer overflows in the LWRES dissector.
Versions affected: 0.9.15 to 1.0.10, 1.2.0 to 1.2.5
Impact
It may be possible to make Wireshark crash remotely or by convincing someone to read a malformed packet trace file.
Resolution
Upgrade to Wireshark 1.2.6 or later.
If are running Wireshark {{ end_version }} or earlier (including Ethereal) and cannot upgrade, you can work around each of the problems listed above by doing the following:
- Disable the LWRES dissector:
- Select Analyze→Enabled Protocols... from the menu.
- Make sure "LWRES" is un-checked.
- Click "Save", then click "OK".