Vulnerability Monitor

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CVE-2018-7421

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.

Published

2018-02-23T22:29:01.763

Last Modified

2024-11-21T04:12:06.397

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-835

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	wireshark	wireshark	≤ 2.2.12	Yes
Application	wireshark	wireshark	≤ 2.4.4	Yes

References

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 Exploit, Issue Tracking, Vendor Advisory ([email protected])
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=656812ee1f2a8ddfd383b02a066e888f5919e17a ([email protected])
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=e8be5adae469ba563acfad2c2b98673e1afaf901 ([email protected])
https://www.wireshark.org/security/wnpa-sec-2018-06.html Vendor Advisory ([email protected])
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 Exploit, Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=656812ee1f2a8ddfd383b02a066e888f5919e17a (af854a3a-2127-422b-91ae-364da2661108)
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=e8be5adae469ba563acfad2c2b98673e1afaf901 (af854a3a-2127-422b-91ae-364da2661108)
https://www.wireshark.org/security/wnpa-sec-2018-06.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)