CVE-2026-73772 Unauthenticated Buffer Overflow Vulnerabilities lead to Denial-of-Service in AOS-CX
Unauthenticated attackers can cause denial of service on HPE AOS-CX devices by sending crafted packets that trigger buffer overflows.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-73772?
CVE-2026-73772 is a medium-severity memory corruption vulnerability in Hpe Arubaos-Cx, published on 1 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Buffer overflow vulnerabilities exist in an underlying service of AOS-CX that could lead to an unauthenticated denial-of-service condition by sending specially crafted packets to the affected device. Successful exploitation of these vulnerabilities results in a disruption of normal operation of the underlying operating system.
Weakness: CWE-120
Which versions are affected by CVE-2026-73772?
It affects 1 product.
Products include Hpe Arubaos-Cx.
How do I fix CVE-2026-73772?
No fix has been published for CVE-2026-73772 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-73772 being exploited?
There is no known exploitation of CVE-2026-73772 in the wild and no public exploit code.
Other vulnerabilities in Hpe Arubaos-Cx
- CVE-2026-73749 Unauthenticated Buffer Overflow Vulnerabilities lead to Remote Code Execution in AOS-CX
- CVE-2026-23813 Authentication Bypass in Web Interface allows Unauthenticated Admin Password Reset
- CVE-2026-73750 Authenticated Buffer Overflow Vulnerabilities in AOS-CX API Endpoint Leads to Possible Code Execution
- CVE-2026-73751 Authenticated Remote Command Injection in AOS-CX Web-based Management Interface
- CVE-2026-73752 Unauthenticated Arbitrary File Write Vulnerability Leads to Remote Code Execution in AOS-CX
Sources
Also known as GHSA-7c69-r344-wv6h.