PT-2024-3229 · Tenda · Tenda Ac500

Published 2024-04-10 · Updated 2024-08-16 · CVE-2024-32316

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda AC500 version V2.0.1.9(1307)

Description The issue is related to a stack overflow vulnerability in the fromDhcpListClient() function, which is accessible through the /goform/DhcpListClient API endpoint. This vulnerability is caused by a buffer overflow in memory when processing the LISTLEN parameter. Exploitation of this issue can allow a remote attacker to impact the confidentiality, integrity, and availability of protected information by sending a specially crafted request.

Recommendations For Tenda AC500 version V2.0.1.9(1307), consider disabling the fromDhcpListClient() function as a temporary workaround until a patch is available. Restrict access to the /goform/DhcpListClient API endpoint to minimize the risk of exploitation. Avoid using the LISTLEN parameter in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2024-03456

CVE-2024-32316

Affected Products

Tenda Ac500

References · 7

• 🔥 https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/fromDhcpListClient_list1.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-32316 · Security Note
• https://osv.dev/vulnerability/CVE-2024-32316 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-03456 · Security Note
• https://t.me/cvenotify/90951 · Telegram Post
• https://twitter.com/CVEnew/status/1781102403661726026 · Twitter Post
• https://vuldb.com/?id.261365 · Note