Unauthenticated file write in HPE ArubaOS AOS-8 PAPI protocol
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-287.
Summary
HPE ArubaOS (AOS) versions from 8.13.0.0 through 8.13.3.0 and from 8.10.0.0 through 8.10.0.23 are affected. Improper authentication (CWE-287) in the PAPI protocol lets a remote attacker write files without logging in. An unauthenticated remote attacker can make limited changes to files on the affected system and disrupt the availability of the affected service.
Written with Claude Haiku 5.5 from the sources below · 2026-11-02
Description from the CNA
An unauthenticated file write vulnerability exists in the PAPI protocol in AOS-8. Successful exploitation could allow an unauthenticated remote attacker to make limited modifications to files on the affected system and to disrupt the availability of the affected service.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Hewlett Packard Enterprise (HPE) | ArubaOS (AOS) | 8.13.0.0 – 8.13.3.0; 8.10.0.0 – 8.10.0.23 | — | No fix listed | CNA |
- ArubaOS (AOS) VendorHewlett Packard Enterprise (HPE) Affected 8.13.0.0 – 8.13.3.0; 8.10.0.0 – 8.10.0.23 Fixed in — No fix listed CNA
CPE names Threatist (inferred) · 1
Inferred from how NVD named this product before; not given by a source.
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:* | — | — | Arubanetworks |
- cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:* Versions — — ·Arubanetworks
Remediation
The sources list no fixed version for ArubaOS (AOS).
Written with Claude Haiku 5.5 from the sources below · 2026-11-02
Timeline
- 2026-10-22 Threatist record created from CVE-2026-79885
- 2026-10-22 Alias added: GHSA-v497-5qvg-gwqj
- 2026-10-23 Priority changed: MEDIUM → LOW
- 2026-10-23 Affected versions changed · CNA
- 2026-11-02 Weakness changed · CISA ADP
- 2026-11-02 CISA SSVC decision points changed
- 2026-11-02 Priority changed: LOW → MEDIUM
References
More Hewlett Packard Enterprise (HPE) vulnerabilities
- TI-2025-25062 A remote code execution issue exists in HPE OneView. KEVCVSS 3.1CRITICAL 10.0
- TI-2017-03684 Improper privilege management in Intel Active Mangement Technology, Intel Small Business… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04610 Assertion failure in ISC BIND named via TKEY queries KEVCVSS 3.1HIGH 7.5
- TI-2024-35876 Path traversal in Hewlett Packard Enterprise (HPE) HPE Insight Remote Support CVSS 3.1CRITICAL 9.8
- TI-2020-05748 A security vulnerability in HPE Smart Update Manager (SUM) prior to version 8.5.6 could… CVSS 3.1CRITICAL 9.8
- TI-2024-35875 XML injection in Hewlett Packard Enterprise (HPE) HPE Insight Remote Support CVSS 3.1HIGH 7.5
Sources
- CVE-2026-79885 · CVE Program
- CVE-2026-79885 · NVD
- FIRST EPSS
- GHSA-v497-5qvg-gwqj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences