vulnerability
Aruba AOS-CX: CVE-2025-26466: Denial-of-Service (DoS) attack against OpenSSH's client and server
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:N/I:N/A:C) | Nov 18, 2025 | Nov 28, 2025 | Nov 28, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Nov 18, 2025
Added
Nov 28, 2025
Modified
Nov 28, 2025
Description
The OpenSSH client and server are vulnerable to a pre-authentication denial-of-service attack: an asymmetric resource consumption of both memory and CPU. This vulnerability was introduced in August 2023 (shortly before OpenSSH 9.5p1) by commit dce6d80 ('Introduce a transport-level ping facility').
Solution
aruba-aos-cx-cve-2025-26466
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.