Vulnerability Monitor

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CVE-2021-26827

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.

Published

2021-04-14T14:15:13.460

Last Modified

2024-11-21T05:56:52.157

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	tp-link	tl-wr2041\+_firmware	-	Yes
Hardware	tp-link	tl-wr2041\+	-	No

References

https://github.com/GD008/vuln/blob/main/tplink_wr2041/tplink_WR2041pv1.md Exploit, Third Party Advisory ([email protected])
https://github.com/GD008/vuln/blob/main/tplink_wr2041/tplink_WR2041pv1.md Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)