PT-2023-4736 · Tenda · Tenda Ac8

Tianwenqi · Published 2023-07-24 · Updated 2024-05-17 · CVE-2023-4744

Positive Technologies (AI Summary)

CVSS v3.1

10

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 Tenda AC8 version 16.03.34.06 cn TDC01

Description A critical vulnerability was found in the function formSetDeviceName(), which leads to a stack-based buffer overflow. This issue can be exploited remotely, potentially allowing an attacker to execute arbitrary code, elevate privileges, or cause a denial of service by sending a specially crafted data packet. The exploit has been disclosed to the public.

Recommendations As a temporary workaround, consider disabling the formSetDeviceName() function until a patch is available. Restrict access to the vulnerable 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

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

BDU:2023-05170

CVE-2023-4744

Affected Products

Tenda Ac8

References · 10

• 🔥 https://github.com/GleamingEyes/vul/blob/main/tenda_ac8/ac8_1.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-4744 · Security Note
• https://osv.dev/vulnerability/CVE-2023-4744 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-05170 · Security Note
• https://t.me/cibsecurity/69736 · Telegram Post
• https://tenda.com.cn/download/detail-3683.html · Note
• https://twitter.com/CVEnew/status/1698484223361859847 · Twitter Post
• https://vuldb.com/?id.238633 · Note
• https://vuldb.com/?ctiid.238633 · Note
• https://twitter.com/vuldb/status/1698264578000630121 · Twitter Post