CVE-2025-13674
Access of Uninitialized Pointer in Wireshark
Description
BPv7 dissector crash in Wireshark 4.6.0 allows denial of service
INFO
Published Date :
Nov. 26, 2025, 12:15 p.m.
Last Modified :
Dec. 3, 2025, 7:37 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | ceab7361-8a18-47b1-92ba-4d7d25f6715a | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE |
Solution
- Update Wireshark to the latest available version.
- Apply the patch provided by the vendor.
- Restart the Wireshark application.
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-2025-13674.
| URL | Resource |
|---|---|
| https://gitlab.com/wireshark/wireshark/-/issues/20770 | Issue Tracking Vendor Advisory |
| https://www.wireshark.org/security/wnpa-sec-2025-05.html | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-13674 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-2025-13674
weaknesses.
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-2025-13674 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-13674 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.
-
Initial Analysis by [email protected]
Dec. 03, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:wireshark:wireshark:4.6.0:*:*:*:*:*:*:* Added Reference Type GitLab Inc.: https://gitlab.com/wireshark/wireshark/-/issues/20770 Types: Issue Tracking, Vendor Advisory Added Reference Type GitLab Inc.: https://www.wireshark.org/security/wnpa-sec-2025-05.html Types: Vendor Advisory -
New CVE Received by [email protected]
Nov. 26, 2025
Action Type Old Value New Value Added Description BPv7 dissector crash in Wireshark 4.6.0 allows denial of service Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Added CWE CWE-824 Added Reference https://gitlab.com/wireshark/wireshark/-/issues/20770 Added Reference https://www.wireshark.org/security/wnpa-sec-2025-05.html