CVE-2025-66737
Unknown
Unknown - Not Provided
Directory Traversal in Yealink T21P_E2 Diagnostic Component Allows File Access
Publication date: 2025-12-26
Last updated on: 2025-12-26
Assigner: MITRE
Description
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.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| yealink | t21p_e2 | 52.84.0.15 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-23 | 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The vulnerability in Yealink T21P_E2 Phone 52.84.0.15 is a Directory Traversal issue that allows a remote attacker with normal privileges to read arbitrary files on the device by sending a specially crafted request to the diagnostic component's read function.
How can this vulnerability impact me? :
This vulnerability can impact you by allowing an attacker to access sensitive files on the affected device without authorization, potentially exposing confidential information and compromising the security of the system.
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