TP-Link TL-WR940N WanSlaacCfgRpm.htm buffer overflow

CVE Details

Basic Information

Title TP-Link TL-WR940N WanSlaacCfgRpm.htm buffer overflow
Type cve
Published 2025-06-17T01:00:17.593Z
Last Seen

Product Information

Vendor TP-Link
Product TL-WR940N
Version V4

CVSS Information

Base Score 8.7 (HIGH)
Attack Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Confidentiality Impact
Integrity Impact
Availability Impact

AI Analysis

AI Description A critical buffer overflow vulnerability exists in TP-Link TL-WR940N V4 routers, specifically in the /userRpm/WanSlaacCfgRpm.htm file. The vulnerability is triggered by manipulating the dnsserver1 argument, allowing remote attackers to execute arbitrary code. The exploit is publicly available and can be used to compromise affected devices.
AI Severity High
Vendor TP-Link
Product TL-WR940N
Affected Version V4

Affected Products

  • TP-Link TL-WR940N V4

Additional Information

CVE List
CWE List CWE-120, CWE-119
Bulletin Family

Description

A vulnerability, which was classified as critical, has been found in TP-Link TL-WR940N V4. Affected by this issue is some unknown functionality of the file /userRpm/WanSlaacCfgRpm.htm. The manipulation of the argument dnsserver1 leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

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