Summary

Name: ASN.1 BER vulnerability in Wireshark

Docid: wnpa-sec-2010-12

Date: October 11, 2010

Affected versions: {{ start_version }}

Fixed versions: 1.4.1

Related: wnpa-sec-2010-11 (ASN.1 BER vulnerability in Wireshark version 1.2.0 to 1.2.11 )

Details

Description

Wireshark 1.4.1 fixes the following vulnerability:

• The Penetration Test Team of NCNIPC (China) discovered that the ASN.1 BER dissector was susceptible to a stack overflow. (Bug 5230) Versions affected: All previous versions up to and including 1.2.11 and 1.4.0. CVE-2010-3445

Impact

It may be possible to make Wireshark crash by injecting a series of malformed packets onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 1.4.1 or later. Due to the nature of these bugs we do not recommend trying to work around the problem by disabling dissectors.