wnpa-sec-2023-10 · LISP dissector large loop
Summary
Name: LISP dissector large loop
Docid: wnpa-sec-2023-10
Date: April 12, 2023
Affected versions: 4.0.0 to 4.0.4, 3.6.0 to 3.6.12
Fixed versions: 4.0.5, 3.6.13
References:
Wireshark issue 18900.
CVE-2023-1993.
Details
Description
The LISP dissector could go into a large loop.
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 4.0.5, 3.6.13 or later.