What’s Vulnerable › Vulnerabilities

CVE-2023-4466: Poly CCX 400/CCX 600/Trio 8800/Trio C60 Web Interface protection mechanism

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-12-29 · updated 2026-06-17
• Weakness: CWE-693

Description

A vulnerability has been found in Poly CCX 400, CCX 600, Trio 8800 and Trio C60 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Web Interface. The manipulation leads to protection mechanism failure. The attack can be launched remotely. The vendor explains that they do not regard this as a vulnerability as this is a feature that they offer to their customers who have a variety of environmental needs that are met through different firmware builds. To avoid potential roll-back attacks, they remove vulnerable builds from the public servers as a remediation effort. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249259.

Affected products

• Poly Ccx 400 Firmware: all versions
• Poly Ccx 600 Firmware: all versions
• Poly Trio 8800: all versions
• Poly Trio C60 Firmware: all versions

References

• https://fahrplan.events.ccc.de/congress/2023/fahrplan/events/11919.html
• https://github.com/modzero/MZ-23-01-Poly-VoIP-Devices
• https://modzero.com/en/advisories/mz-23-01-poly-voip/
• https://vuldb.com/?ctiid.249259
• https://vuldb.com/?id.249259
• https://fahrplan.events.ccc.de/congress/2023/fahrplan/events/11919.html
• https://github.com/modzero/MZ-23-01-Poly-VoIP-Devices
• https://modzero.com/en/advisories/mz-23-01-poly-voip/
• https://vuldb.com/?ctiid.249259
• https://vuldb.com/?id.249259

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