Buffer Overflow Vulnerability in TP-Link TL-WR841N V11 Router
CVE-2025-53714

6.9MEDIUM

Key Information:

Vendor

Tp-link Systems Inc.

Status
Tl-wr841n V11
Vendor
CVE Published:
29 July 2025

What is CVE-2025-53714?

A buffer overflow vulnerability has been discovered in the TP-Link TL-WR841N V11 router, stemming from inadequate input parameter validation within the /userRpm/WzdWlanSiteSurveyRpm_AP.htm file. This flaw can be exploited by remote attackers to trigger a denial-of-service condition, potentially causing a crash of the router's web service. Notably, this vulnerability affects products that are no longer maintained, increasing the risk for users who continue to operate unsupported devices.

Affected Version(s)

TL-WR841N V11 0 <= 160325

References

https://www.tp-link.com/us/support/faq/4569/
vendor-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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