CVE-2026-63453: Aruba AOS-CX: Buffer overflow vulnerabilities exist in the command line interface of AOS-CX
This Aruba advisory covers CVE-2026-63453 in AOS-CX.
- CVE-2026-63453
Key facts
- Vendor rating
- High, CVSS 7.2
- CISA KEV
- Not listed (catalogue checked )
- Affected
- AOS-CX 10.17.0000 through 10.17.1020; AOS-CX 10.16.0000 through 10.16.1050; AOS-CX 10.13.0000 through 10.13.1170 and 1 more below
- Fixed in
- AOS-CX 10.17.1021 or above, AOS-CX 10.16.1051 or above, AOS-CX 10.13.1180 or above and 1 more below
- Source published
- Source revised
- Listed by VulniPulse
- Record changed
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
Buffer overflow vulnerabilities exist in the command line interface of AOS-CX. Successful exploitation of these vulnerabilities could allow a remote high-privileged user to execute arbitrary code as a privileged user on the underlying operating system.
Text from the source record.
- AOS-CX 10.17.0000 through 10.17.1020
- AOS-CX 10.16.0000 through 10.16.1050
- AOS-CX 10.13.0000 through 10.13.1170
- AOS-CX 10.18.0000
Official advisory · high-confidence parse· fetched ·verify at source
How to fix CVE-2026-63453
Upgrade to a fixed release named by Aruba:
- AOS-CX 10.17.1021 or above
- AOS-CX 10.16.1051 or above
- AOS-CX 10.13.1180 or above
- AOS-CX 10.18.0001 or above
Vendor guidance
- Upgrade affected HPE Aruba Networking devices to an applicable fixed release: AOS-CX 10.17.1021 or above, AOS-CX 10.16.1051 or above, AOS-CX 10.13.1180 or above, AOS-CX 10.18.0001 or above.
- To address the vulnerabilities described above in the affected software branches, it is recommended to upgrade HPE Networking AOS-CX to one of the following versions (as applicable): - AOS-CX 10.18.xxxx: AOS-CX 10.18.0001 and above - AOS-CX 10.17.xxxx: AOS-CX 10.17.1021 and above - AOS-CX 10.16.xxxx: AOS-CX 10.16.1050 and above - AOS-CX 10.13.xxxx: AOS-CX 10.13.1180 and above Software versions with resolution/fixes for the vulnerabilities covered above can be downloaded from the HPE Networking Support Portal at https://networkingsupport.hpe.com/home/ HPE Aruba Networking does not evaluate or patch software branches that have reached their End of Maintenance (EoM) milestone. For more information about HPE Aruba Networking End of Life policy please visit: https://www.hpe.com/psnow/doc/a00143052enw
Workarounds
- To minimize the likelihood of an attacker exploiting this vulnerability, HPE Aruba Networking recommends that management interfaces be restricted to a dedicated layer 2 segment/VLAN and/or controlled by firewall policies at layer 3 and above, along with accounting controls for tracking and logging user activities and resource usage.
More HPE Aruba Networking advisories
CVE-2026-63454Jul 21, 2026AOS-CX: authenticated path traversal vulnerability exists in AOS-CXCVE-2026-44880Jul 21, 2026AOS-CX: buffer overflow vulnerability was found in the command line interface of AOS-CXCVE-2026-23816Mar 11, 2026vulnerability in the command line interface of AOS-CX Switches couldCVE-2026-23815Mar 11, 2026vulnerability in a custom binary used in AOS-CX Switches' CLI couldCVE-2026-23814Mar 11, 2026vulnerability in the command parameters of a certain AOS-CX CLI command couldCVE-2026-23813Mar 11, 2026vulnerability has been identified in the web-based management interface of AOS-CX switches
HPE Aruba Networking advisories, July 2026All HPE Aruba Networking advisories
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