CVE-2024-42543 — CRITICAL (9.8)

Vulnerability Description

TOTOLINK A3700R v9.1.2u.5822_B20200513 has a buffer overflow vulnerability in the http_host parameter in the loginauth function.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A3700R Firmware	9.1.2u.5822_b20200513
Totolink	A3700R	-

Related Weaknesses (CWE)

CWE-120

References

https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3700R/loginautExploitThird Party Advisory

FAQ

What is CVE-2024-42543?

CVE-2024-42543 is a vulnerability with a CVSS score of 9.8 (CRITICAL). TOTOLINK A3700R v9.1.2u.5822_B20200513 has a buffer overflow vulnerability in the http_host parameter in the loginauth function.

How severe is CVE-2024-42543?

CVE-2024-42543 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2024-42543?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3700R Firmware, Totolink A3700R.