Riskcovery

CVE-2025-53711

TP-Link TL-WR841N, TL-WR842ND and TL-WR949N WlanNetworkRpm.htm buffer overflow

State
Published
Severity
6.9 Medium
Published
Jul 29, 2025
Updated
Mar 19, 2026
Reserved
Jul 9, 2025

Read the record on cve.org

Description

A vulnerability has been found in TP-Link TL-WR841N v11, TL-WR842ND v2 and TL-WR494N v3. The vulnerability exists in the /userRpm/WlanNetworkRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.

Scores

CVSSScoreVectorSource
4.06.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NTPLink

Weaknesses

  • CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

Affected Products

ProductVersions
TL-WR841N v11TP-Link Systems INC.
  • 160325 and earlierAffected
TL-WR842ND v2TP Link Systems Inc.
  • V2_150514 and earlierAffected
TL-WR949N v3TP Link Systems Inc.
  • 3.18.1 Build 1711151 and earlierAffected

References

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