wnpa-sec-2023-19 · IEEE C37.118 Synchrophasor dissector crash
Summary
Name: IEEE C37.118 Synchrophasor dissector crash
Docid: wnpa-sec-2023-19
Date: May 24, 2023
Affected versions: 4.0.0 to 4.0.5, 3.6.0 to 3.6.13
Fixed versions: 4.0.6, 3.6.14
References:
Wireshark issue 19087.
CVE-2023-0668.
Details
Description
The IEEE C37.118 Synchrophasor dissector could crash. Discovered by zenofex and WanderingGlitch.
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 4.0.6, 3.6.14 or later.