CVE-2022-24972: TP-Link TL-WR940N httpd Improper Access Control Information Disclosure Vulnerability

Published Mar 28, 2023
·
Updated

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR940N 3.20.1 Build 200316 Rel.34392n (5553) routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the httpd service, which listens on TCP port 80 by default. The issue results from the lack of proper access control. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-13911.

Other sources

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR940N routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the httpd service, which listens on TCP port 80 by default. The issue results from the lack of proper access control. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.

ZDI

Affected Software

3 affected components
TP-Link TL-WR940N
TP-Link Tl-wr940n Firmware=3.20.1-build_200316
TP-Link TL-WR940N

Event History

Mar 28, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Mar 24, 2025
Advisory Published
via ZDI·03:10 PM
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Frequently Asked Questions

1

What is CVE-2022-24972?

CVE-2022-24972 is a vulnerability that allows network-adjacent attackers to disclose sensitive information on TP-Link TL-WR940N routers.

2

How can this vulnerability be exploited?

This vulnerability can be exploited by network-adjacent attackers without requiring authentication.

3

What is the severity of CVE-2022-24972?

CVE-2022-24972 has a severity of 6.5 (Medium).

4

Which versions of TP-Link TL-WR940N are affected by CVE-2022-24972?

TP-Link TL-WR940N 3.20.1 Build 200316 Rel.34392n (5553) routers are affected by CVE-2022-24972.

5

How can I fix CVE-2022-24972?

There is currently no known fix or patch available for CVE-2022-24972. It is recommended to follow TP-Link's security advisories for updates.

Contact

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