ZDI-22-405: TP-Link TL-WR940N httpd Improper Access Control Information Disclosure Vulnerability
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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| TP-Link TL-WR940N V2 Firmware |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-22-405?
The severity of ZDI-22-405 is considered high due to the potential for sensitive information disclosure without authentication.
How do I fix ZDI-22-405?
To fix ZDI-22-405, update the firmware of your TP-Link TL-WR940N router to the latest version provided by TP-Link.
Who is affected by ZDI-22-405?
ZDI-22-405 affects installations of TP-Link TL-WR940N routers that are accessible to network-adjacent attackers.
What type of vulnerability is ZDI-22-405?
ZDI-22-405 is a security vulnerability that allows for sensitive information disclosure through the httpd service.
Is authentication required to exploit ZDI-22-405?
No, authentication is not required to exploit the vulnerability identified as ZDI-22-405.
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- canonical/tp-link tl-wr940n v2 firmware