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Medium severity6.5NVD Advisory· Published Mar 29, 2023· Updated Jun 17, 2026

CVE-2022-43635

CVE-2022-43635

Description

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR940N 6_211111 3.20.1(US) 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. Was ZDI-CAN-17332.

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Affected products

2
  • TP-Link/TL-WR940N V4llm-fuzzy2 versions
    6_211111 3.20.1(US)+ 1 more
    • (no CPE)range: 6_211111 3.20.1(US)
    • (no CPE)range: 6_211111 3.20.1(US)

Patches

Vulnerability mechanics

References

1

News mentions

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