CVE-2021-26827 - Vulnerability Details - OpenCVE

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.

Published: 2021-04-14

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:tp-link:tl-wr2041\+_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr2041\+:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-13612	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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00929.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/GD008/vuln/blob/main/tplink_wr2041/tplink_WR2041pv1.md

History

No history.

Subscriptions

Tp-link Tl-wr2041\+ Tl-wr2041\+ Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-04-14T13:53:21.000Z

Updated: 2024-08-03T20:33:40.972Z

Reserved: 2021-02-05T00:00:00.000Z

Link: CVE-2021-26827

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-04-14T14:15:13.460

Modified: 2024-11-21T05:56:52.157

Link: CVE-2021-26827

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-120

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