Medium severity · published Sep 1, 2026
CVE-2026-73772
Unauthenticated Buffer Overflow Vulnerabilities lead to Denial-of-Service in AOS-CX
6.5
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% 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
through 10.10.1180; 10.13.0000 through 10.13.1180; 10.16.0000 through 10.16.1051; 10.17.0000 through 10.17.1021; 10.18.0001 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73772
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73772
Patch
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
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