CVE-2021-26827
HIGH
7.5
CVSS Score
Published: April 14, 2021 at 01:53 PM UTC
Updated: June 17, 2026 at 03:43 AM UTC
2 products affected across 1 vendorTl WR2041 FirmwareTl Wr2041+
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Tl Wr2041+· TP-Linkdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/GD008/vuln/blob/main/tplink_wr2041/tplink_WR2041pv1.mdCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-120
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