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CVE-2025-66737

nvd nist
Published: Dec 26, 2025Modified: Jul 5, 2026

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4.3
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Exploitability: 2.8 / Impact: 1.4
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Yealink T21P_E2 Phone 52.84.0.15 is vulnerable to Directory Traversal. A remote normal privileged attacker can read arbitrary files via a crafted request result read function of the diagnostic component.

Affected (1)

Yealink
1 product
Sip T21(p)e2 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sip T21(p)e2 Firmware
Version 52.84.0.15
Running on/withPlatform Versions
Yealink
Sip T21(p)e2
All versions

Related CWEs

CWE-23
Relative Path Traversal
The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.

References (1)

Source: cve@mitre.org
Exploit

Timeline

No history available yet.