Home/CVE/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
CVE

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

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.

HIGH · CVSS 7.5 EPSS 0.00428
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')
▤

Affected Products & Versions

2
wireshark>= 2.2.0 and <= 2.2.12
wireshark>= 2.4.0 and <= 2.4.4
⚠

Public Exploits & PoCs

1
pocbugs.wireshark.org · show_bug.cgi?id=14408bugs.wireshark.org
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Feb 2018 · 10:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
suse-csafSUSE-SU-2018:0867-1
suse-csafSUSE-SU-2018:0811-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://code.wireshark.org/review/gitweb?p=wireshark.git
https://code.wireshark.org/review/gitweb?p=wireshark.git
https://www.wireshark.org/security/wnpa-sec-2018-06.htmlVendor Advisory
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