CVE-2022-43635 — MEDIUM (6.5)

Vulnerability 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.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Tp-Link	Tl-Wr940N Firmware	6_211111_3.20.1
Tp-Link	Tl-Wr940N	-

Related Weaknesses (CWE)

CWE-303

References

https://www.zerodayinitiative.com/advisories/ZDI-22-1615/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-1615/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2022-43635?

CVE-2022-43635 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 exp...

How severe is CVE-2022-43635?

CVE-2022-43635 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-43635?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Tl-Wr940N Firmware, Tp-Link Tl-Wr940N.