PT-2024-30006 · Totolink · Totolink A3700R

Published 2024-08-12 · Updated 2024-08-13 · CVE-2024-42543

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions TOTOLINK A3700R version 9.1.2u.5822 B20200513

Description The issue is a buffer overflow vulnerability in the http host parameter within the loginauth function. This vulnerability can be exploited, potentially leading to unauthorized access or control. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations For TOTOLINK A3700R version 9.1.2u.5822 B20200513, as a temporary workaround, consider restricting access to the loginauth function until a patch is available. Avoid using the http host parameter in the affected function to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2024-42543

Affected Products

Totolink A3700R

References · 7

• 🔥 https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3700R/loginauth.md · Exploit
• https://osv.dev/vulnerability/CVE-2024-42543 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-42543 · Security Note
• https://t.me/cvedetector/2881 · Telegram Post
• https://t.me/cvenotify/90289 · Telegram Post
• https://twitter.com/PorsilapongoCl/status/1823063362042839273 · Twitter Post
• https://twitter.com/CVEnew/status/1823062031655735409 · Twitter Post