CVE-2018-7421
Wireshark DMP Infinite Loop 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.
INFO
Published Date :
Feb. 23, 2018, 10:29 p.m.
Last Modified :
Nov. 7, 2023, 3:01 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-7421.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-7421 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-7421 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=656812ee1f2a8ddfd383b02a066e888f5919e17a [No types assigned] Added Reference MITRE https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=e8be5adae469ba563acfad2c2b98673e1afaf901 [No types assigned] Removed Reference MITRE https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e8be5adae469ba563acfad2c2b98673e1afaf901 Removed Reference MITRE https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=656812ee1f2a8ddfd383b02a066e888f5919e17a -
Reanalysis by [email protected]
Oct. 28, 2020
Action Type Old Value New Value Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 Issue Tracking, Vendor Advisory https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 Exploit, Issue Tracking, Vendor Advisory Changed Reference Type https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=656812ee1f2a8ddfd383b02a066e888f5919e17a Patch, Vendor Advisory https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=656812ee1f2a8ddfd383b02a066e888f5919e17a Vendor Advisory -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-399 CWE-835 -
Initial Analysis by [email protected]
Mar. 09, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://www.wireshark.org/security/wnpa-sec-2018-06.html No Types Assigned https://www.wireshark.org/security/wnpa-sec-2018-06.html Vendor Advisory Changed Reference Type https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 No Types Assigned https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14408 Issue Tracking, Vendor Advisory Changed Reference Type https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e8be5adae469ba563acfad2c2b98673e1afaf901 No Types Assigned https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e8be5adae469ba563acfad2c2b98673e1afaf901 Vendor Advisory Changed Reference Type https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=656812ee1f2a8ddfd383b02a066e888f5919e17a No Types Assigned https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=656812ee1f2a8ddfd383b02a066e888f5919e17a Patch, Vendor Advisory Added CWE CWE-399 Added CPE Configuration OR *cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* versions from (including) 2.2.0 up to (including) 2.2.12 *cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* versions from (including) 2.4.0 up to (including) 2.4.4
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-7421 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-7421
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.22 }} 0.00%
score
0.57722
percentile