CVE-2017-12857

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-08-25 · updated 2026-06-17
Weakness: CWE-200

Description

Polycom SoundStation IP, VVX, and RealPresence Trio that are running software older than UCS 4.0.12, 5.4.5 rev AG, 5.4.7, 5.5.2, or 5.6.0 are affected by a vulnerability in their UCS web application. This vulnerability could allow an authenticated remote attacker to read a segment of the phone's memory which could contain an administrator's password or other sensitive information.

Affected products

Polycom Unified Communications Software: through 4.0.11; through 5.4.6; through 5.5.1; through 5.4.4

References

http://support.polycom.com/content/dam/polycom-support/global/documentation/security-advisory-information-disclosure-on-polycom-voice-products-v1.0.pdf
http://www.securitytracker.com/id/1039309
http://support.polycom.com/content/dam/polycom-support/global/documentation/security-advisory-information-disclosure-on-polycom-voice-products-v1.0.pdf
http://www.securitytracker.com/id/1039309

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