What is the severity of ZDI-22-1615?

The severity of ZDI-22-1615 is classified as high due to the potential for sensitive information disclosure.

How do I fix ZDI-22-1615?

To fix ZDI-22-1615, update the TP-Link TL-WR940N router firmware to the latest version provided by the manufacturer.

Who is affected by ZDI-22-1615?

ZDI-22-1615 affects users of TP-Link TL-WR940N routers that have not patched their devices.

Can ZDI-22-1615 be exploited remotely?

Yes, ZDI-22-1615 can be exploited by network-adjacent attackers without requiring authentication.

What type of information does ZDI-22-1615 disclose?

ZDI-22-1615 allows disclosure of sensitive information that could be leveraged by attackers to compromise affected systems.

Vulnerability/
ZDI-22-1615

medium

6.5

3/8/2024

ZDI-22-1615: TP-Link TL-WR940N httpd Incorrect Implementation of Authentication Algorithm 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 incorrect implementation of the authentication algorithm. 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

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Reference Links

https://www.zerodayinitiative.com/advisories/ZDI-22-1615/

Frequently Asked Questions

What is the severity of ZDI-22-1615?
The severity of ZDI-22-1615 is classified as high due to the potential for sensitive information disclosure.
How do I fix ZDI-22-1615?
To fix ZDI-22-1615, update the TP-Link TL-WR940N router firmware to the latest version provided by the manufacturer.
Who is affected by ZDI-22-1615?
ZDI-22-1615 affects users of TP-Link TL-WR940N routers that have not patched their devices.
Can ZDI-22-1615 be exploited remotely?
Yes, ZDI-22-1615 can be exploited by network-adjacent attackers without requiring authentication.
What type of information does ZDI-22-1615 disclose?
ZDI-22-1615 allows disclosure of sensitive information that could be leveraged by attackers to compromise affected systems.

agent/type
agent/softwarecombine
collector/zdi-advisory
source/ZDI
alias/ZDI-22-1615
alias/ZDI-CAN-17332
alias/CVE-2022-43635
agent/software-canonical-lookup
agent/severity
agent/references
agent/title
agent/tags
agent/description
agent/event
agent/source
vendor/tp-link
canonical/tp-link tl-wr940n

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Frequently Asked Questions

What is the severity of ZDI-22-1615?
The severity of ZDI-22-1615 is classified as high due to the potential for sensitive information disclosure.
How do I fix ZDI-22-1615?
To fix ZDI-22-1615, update the TP-Link TL-WR940N router firmware to the latest version provided by the manufacturer.
Who is affected by ZDI-22-1615?
ZDI-22-1615 affects users of TP-Link TL-WR940N routers that have not patched their devices.
Can ZDI-22-1615 be exploited remotely?
Yes, ZDI-22-1615 can be exploited by network-adjacent attackers without requiring authentication.
What type of information does ZDI-22-1615 disclose?
ZDI-22-1615 allows disclosure of sensitive information that could be leveraged by attackers to compromise affected systems.