SIP Service Providers – Possible Impersonation of Poly Voice Device
Priority LOW 34CWE-321Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-321.
Summary
An embedded test key and certificate could be extracted from a Poly Voice device using specialized reverse engineering tools. This extracted certificate could be accepted by a SIP service provider if the service provider does not perform proper validation of the device certificate.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.001 0th percentileScored 2026-11-07
Fix Fixed VVX (HP Inc): <UCS 6.4.8Edge E (HP Inc): <PVOS 8.5.0+1 more product
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- 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 | VVX | before <UCS 6.4.8 | <UCS 6.4.8 | Patch available | CNA |
| Hewlett Packard Enterprise | Edge E | before <PVOS 8.5.0 | <PVOS 8.5.0 | Patch available | CNA |
| Hewlett Packard Enterprise | Trio 8300 | before <UCS 8.1.7.c | <UCS 8.1.7.c | Patch available | CNA |
- VVX VendorHewlett Packard Enterprise Affected before <UCS 6.4.8 Fixed in <UCS 6.4.8 Patch available CNA
- Edge E VendorHewlett Packard Enterprise Affected before <PVOS 8.5.0 Fixed in <PVOS 8.5.0 Patch available CNA
- Trio 8300 VendorHewlett Packard Enterprise Affected before <UCS 8.1.7.c Fixed in <UCS 8.1.7.c Patch available CNA
Remediation
- Fix · CNA VVX (HP Inc) Fixed in <UCS 6.4.8
- Fix · CNA Edge E (HP Inc) Fixed in <PVOS 8.5.0
- Fix · CNA Trio 8300 (HP Inc) Fixed in <UCS 8.1.7.c
Timeline
- 2026-10-02 Threatist record created from CVE-2026-0754
- 2026-10-03 Alias added: GHSA-vwpj-qjcv-3g2x
More Hewlett Packard Enterprise vulnerabilities
- TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
- TI-2015-02747 Heap-based buffer overflow in Adobe Flash Player before 13.0.0.296 and 14.x through 18.x… KEVCVSS 3.1CRITICAL 9.8
- TI-2013-04219 HP ProCurve Manager (PCM) 3.20 and 4.0, PCM+ 3.20 and 4.0, Identity Driven Manager (IDM)… KEVCVSS 3.1CRITICAL 9.8
- TI-2012-01607 sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI… KEVCVSS 3.1CRITICAL 9.8
- TI-2005-02634 HP OpenView Network Node Manager 6.2 through 7.50 allows remote attackers to execute… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-07113 Integer overflow in Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before… KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2026-0754 · CVE Program
- CVE-2026-0754 · NVD
- FIRST EPSS
- GHSA-vwpj-qjcv-3g2x · 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