CVE-2025-9817

7.8 HIGH

Published: September 03, 2025 Modified: December 05, 2025

Description

SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Patch Vendor Advisory Exploit Third Party Advisory

Source: cve@gitlab.com

Issue Tracking

Source: cve@gitlab.com

Third Party Advisory

2 reference(s) from NVD

CVSS v3 Score

7.8 / 10.0

EPSS (Exploit Probability)

0.0%

5th percentile

Exploitation Status

Not in CISA KEV

CWE-476

wireshark