wnpa-sec-2019-06 · ASN.1 BER and related dissectors crash

Summary

Name: ASN.1 BER and related dissectors crash

Docid: wnpa-sec-2019-06

Date: February 27, 2019

Affected versions: 2.6.0 to 2.6.6, 2.4.0 to 2.4.12

Fixed versions: 2.6.7, 2.4.13

References:
Wireshark issue 15447
CVE-2019-9209

Details

Description

The ASN.1 BER and related dissectors could crash. Discovered by Mateusz Jurczyk.

Impact

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

Resolution

Upgrade to Wireshark 2.6.7, 2.4.13 or later.