Improper Certificate Validation in Yealink YMCS RPS
CVE-2025-52919

4.3MEDIUM

Key Information:

Vendor

Yealink

Status
Rps
Vendor
CVE Published:
21 June 2025

What is CVE-2025-52919?

In Yealink's YMCS RPS prior to May 26, 2025, a flaw exists in the certificate upload functionality. The system fails to effectively validate the content of uploaded certificates. This oversight could potentially pave the way for malicious actors to introduce invalid certificates into the system, posing significant risks to security integrity and network operations.

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Affected Version(s)

RPS 0 < 2025-05-26

References

https://support.yealink.com/en/portal/knowledge/show?id=6...
https://www.yealink.com/en/trust-center/security-advisori...
https://seclists.org/fulldisclosure/2025/Jun/20

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

JSON
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