Headline
CVE-2023-6174: Wireshark • wnpa-sec-2023-28 SSH dissector crash
SSH dissector crash in Wireshark 4.0.0 to 4.0.10 allows denial of service via packet injection or crafted capture file
Summary
Name: SSH dissector crash
Docid: wnpa-sec-2023-28
Date: November 15, 2023
Affected versions: 4.0.0 to 4.0.10
Fixed versions: 4.0.11
References:
Wireshark issue 19369.
Details****Description
The SSH dissector could crash.
Impact
It may be possible to make Wireshark crash or 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 4.0.11 or later.
Related news
Gentoo Linux Security Advisory 202402-9 - Multiple out-of-bounds read vulnerabilities have been discovered in Wireshark. Versions greater than or equal to 4.0.11 are affected.
Debian Linux Security Advisory 5559-1 - A vulnerability was discovered in the SSH dissector of Wireshark, a network protocol analyzer, which could result in denial of service or potentially the execution of arbitrary code.