wnpa-sec-2023-06 · Multiple dissector excessive loops
Summary
Name: Multiple dissector excessive loops
Docid: wnpa-sec-2023-06
Date: January 18, 2023
Affected versions: 4.0.0 to 4.0.2, 3.6.0 to 3.6.10
Fixed versions: 4.0.3, 3.6.11
References:
Wireshark issue 18711.
Wireshark issue 18720.
Wireshark issue 18737.
CVE-2023-0411.
Details
Description
The BPv6, NCP, and RTPS dissectors could loop excessively.
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 4.0.3, 3.6.11 or later.