CVE-2021-26827

HIGH

Tp-link Tl-wr2041+ Firmware - Buffer Overflow

Title source: rule
STIX 2.1

Description

Buffer Overflow in TP-Link WR2041 v1 firmware for the TL-WR2041+ router allows remote attackers to cause a Denial-of-Service (DoS) by sending an HTTP request with a very long "ssid" parameter to the "/userRpm/popupSiteSurveyRpm.html" webpage, which crashes the router.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/GD008/vuln/blob/main/tplink_wr2041/tplink_WR2041pv1.md

Scores

CVSS v3 7.5
EPSS 0.0093
EPSS Percentile 76.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-120
Status published
Products (1)
tp-link/tl-wr2041\+_firmware
Published Apr 14, 2021
Tracked Since Feb 18, 2026