CVE-2025-13946

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-13946
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

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gitlab.com/wireshark/wireshark/-/issues/20884 Exploit Issue Tracking Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2025-08.html Issue Tracking Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
History

31 Dec 2025, 01:14

Type Values Removed Values Added
References () https://gitlab.com/wireshark/wireshark/-/issues/20884 - Issue Tracking, Exploit, Third Party Advisory () https://gitlab.com/wireshark/wireshark/-/issues/20884 - Exploit, Issue Tracking, Third Party Advisory
References () https://www.wireshark.org/security/wnpa-sec-2025-08.html - Vendor Advisory, Issue Tracking () https://www.wireshark.org/security/wnpa-sec-2025-08.html - Issue Tracking, Vendor Advisory

05 Dec 2025, 15:10

Type Values Removed Values Added
First Time Wireshark wireshark
Wireshark
References () https://gitlab.com/wireshark/wireshark/-/issues/20884 - () https://gitlab.com/wireshark/wireshark/-/issues/20884 - Issue Tracking, Exploit, Third Party Advisory
References () https://www.wireshark.org/security/wnpa-sec-2025-08.html - () https://www.wireshark.org/security/wnpa-sec-2025-08.html - Vendor Advisory, Issue Tracking
CPE cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*

03 Dec 2025, 08:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-12-03 08:15

Updated : 2025-12-31 01:14

NVD link : CVE-2025-13946

Mitre link : CVE-2025-13946

CVE.ORG link : CVE-2025-13946

JSON object : View

Products Affected

wireshark

  • wireshark
CWE
CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')