CVE-2025-13946

MEDIUM

Wireshark 4.4.0-4.4.11 and 4.6.0-4.6.1 - Denial of Service via MEGACO Dissector Infinite Loop

Title source: llm
STIX 2.1

Description

MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service

References (2)

Core 2
Core References
Exploit, Issue Tracking, Third Party Advisory issue-tracking permissions-required
https://gitlab.com/wireshark/wireshark/-/issues/20884

Scores

CVSS v3 5.5
EPSS 0.0012
EPSS Percentile 2.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-835
Status published
Products (3)
wireshark/wireshark 4.4.0 - 4.4.12
Wireshark Foundation/Wireshark 4.4.0 - 4.4.11
Wireshark Foundation/Wireshark 4.6.0 - 4.6.1
Published Dec 03, 2025
Tracked Since Feb 18, 2026