VULNERABILITY INTELLIGENCE

CVE-2025-66738

CVSS score8.8 HIGH
EPSS probability0.60%
CISA KEVNot currently listed
Published2025-12-26
Last modified2026-10-07
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

An issue in Yealink T21P_E2 Phone 52.84.0.15 allows a remote normal privileged attacker to execute arbitrary code via a crafted request the ping function of the diagnostic component.

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-77

Primary references