wnpa-sec-2017-24 · DHCP dissector read overflow
Summary
Name: DHCP dissector read overflow
Docid: wnpa-sec-2017-24
Date: June 1, 2017
Affected versions: 2.2.0 to 2.2.6, 2.0.0 to 2.0.12
Fixed versions: 2.2.7, 2.0.13
References:
Wireshark bug 13609
Wireshark bug 13628
CVE-2017-9351
Details
Description
The DHCP dissector could read past the end of a buffer. Discovered by the OSS-Fuzz project.
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 2.2.7, 2.0.13 or later.
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