CVE Vulnerability

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.wireshark.org/security/wnpa-sec-2018-06.html Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e8be5adae469ba563acfad2c2b98673e1afaf901 Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=656812ee1f2a8ddfd383b02a066e888f5919e17a Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 Exploit Issue Tracking
Configurations

Configuration 1

cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
Information

Published : 2018-02-23 10:29

Updated : 2020-10-28 07:42

NVD link : CVE-2018-7421

Mitre link : CVE-2018-7421

Products Affected
No products.
CWE
CWE-835