Critical severity · published Sep 1, 2026
CVE-2026-73749
Unauthenticated Buffer Overflow Vulnerabilities lead to Remote Code Execution in AOS-CX
9.8
CVSS
0.8%
EPSS
No
On KEV
Description
Multiple vulnerabilities exist in a daemon of AOS-CX that may allow for improper processing of malformed input. An unauthenticated remote attacker could exploit these vulnerabilities by sending specially crafted packets to the affected service. Successful exploitation could result in remote code execution with elevated privileges.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AO
AOS-CX · Hewlett Packard Enterprise (HPE)
10.18.0000 through 10.18.0001; 10.17.0000 through 10.17.1021; 10.16.0000 through 10.16.1051; 10.13.0000 through 10.13.1180; 10.10.0000 through 10.10.1180 · source: vendor
AR
Arubaos-cx · Hpe
before 10.10.1181; 10.13.0000 before 10.13.1190; 10.16.0000 before 10.16.1060; 10.17.0000 before 10.17.1030; 10.18.0001 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73749
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73749
Vendor Advisory
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
More from AOS-CX
9.8
CVE-2026-73778
Credential Manager Vulnerability Allows Unauthorized Administrative Access
9.8
CVE-2026-23813
Authentication Bypass in Web Interface allows Unauthenticated Admin Password Reset
8.8
CVE-2026-73782
Unauthenticated Format String Vulnerability leads to Remote Code Execution in AOS-CX
8.8
CVE-2026-73763
Unauthenticated Remote Command Execution in Management Component
8.8
CVE-2026-73753
Authenticated Remote Command Injection Vulnerabilities in AOS-CX Command Line Interface