CVE-2025-9817CWE-476

CVE-2025-9817

High · published September 3, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
10.2
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00207 · 10.2th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2025-09-03T12:15Z
Affected products (2)
ProductVersionsFixed in
wireshark/wireshark≥ 4.4.0, ≤ 4.4.8—
wireshark/wiresharkall versions—
References (2)
https://gitlab.com/wireshark/wireshark/-/issues/20642 · [email protected]https://www.wireshark.org/security/wnpa-sec-2025-03.html · [email protected]
EPSS history
Timeline
  • 03 SEP 07:38Z
    NULL Pointer Dereference in Wireshark
    cvelistv5