Advisoriesby IbisHP Inc.CVE-2026-2891
HP CCX: resource exhaustion
Fix: upgrade to 9.50 or later (3 fixed versions below)
The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| CCX Product | < 9.50 | 9.50 |
| Edge E Product | < 8.6.0 | 8.6.0 |
| Trio C60 Product | < 9.5.0 | 9.5.0 |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-400