Denial of Service in Wireshark by Kafka Dissector Crash
CVE-2025-13499

7.8HIGH

Key Information:

Vendor

Wireshark
Status
Wireshark
Vendor
CVE Published:
21 November 2025

What is CVE-2025-13499?

The Kafka dissector in Wireshark versions 4.6.0 and 4.4.0 to 4.4.10 contains a flaw that could lead to a crash, resulting in a denial of service. An attacker could exploit this vulnerability by crafting a specific packet that triggers the crash during network analysis, thus disrupting the service and affecting users' ability to analyze network traffic effectively.

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Affected Version(s)

Wireshark 4.6.0

Wireshark 4.4.0 < 4.4.11

References

https://www.wireshark.org/security/wnpa-sec-2025-06.html
https://gitlab.com/wireshark/wireshark/-/issues/20823
issue-trackingpermissions-required

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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