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Status published
High
CVE-2018-7421
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the...
Vulnerability Description
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the DMP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-dmp.c by correctly supporting a bounded number of Security Categories for a DMP Security Classification.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=656812ee1f2a8ddfd383b02a066e888f5919e17a
- https://www.wireshark.org/security/wnpa-sec-2018-06.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=e8be5adae469ba563acfad2c2b98673e1afaf901
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408
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Affected Vendor
wireshark
View all reports →Affected Software
wireshark
Vulnerable Versions:
2.2.0, 2.4.0
Timeline
Official Publish:
February 23rd, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.