PT-2023-3796 · Tenda · Tenda Ac6

Tianwenqi + 1 · Published 2023-05-18 · Updated 2024-05-17 · CVE-2023-2923

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 Tenda AC6 US AC6V1.0BR V15.03.05.19

Description A critical vulnerability was found in the function fromDhcpListClient, which leads to a stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This issue may allow an attacker to cause a denial of service or execute arbitrary code.

Recommendations For Tenda AC6 US AC6V1.0BR V15.03.05.19, as a temporary workaround, consider disabling the fromDhcpListClient 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:2023-04088

CVE-2023-2923

Affected Products

Tenda Ac6

References · 8

• 🔥 https://github.com/GleamingEyes/vul/blob/main/1.md · Exploit
• https://bdu.fstec.ru/vul/2023-04088 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-2923 · Security Note
• https://osv.dev/vulnerability/CVE-2023-2923 · Vendor Advisory
• https://vuldb.com/?ctiid.230077 · Note
• https://t.me/cvenotify/51274 · Telegram Post
• https://t.me/cvenotify/51670 · Telegram Post
• https://vuldb.com/?id.230077 · Note