PT-2023-27106 · Tenda · Tenda Ac8V4

Published 2023-08-02 · Updated 2025-12-08 · CVE-2023-39786

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda AC8V4 version 16.03.34.06

Description A stack overflow issue was discovered via the time parameter in the sscanf function.

Recommendations For Tenda AC8V4 version 16.03.34.06, consider restricting access to the sscanf function until a patch is available. Avoid using the time 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 issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2026-00789

CVE-2023-39786

Affected Products

Tenda Ac8V4

References · 8

• 🔥 https://github.com/Xunflash/IOT/tree/main/Tenda_AC8_V4/3 · Exploit
• https://bdu.fstec.ru/vul/2026-00789 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-39786 · Security Note
• https://osv.dev/vulnerability/CVE-2023-39786 · Vendor Advisory
• http://tenda.com · Note
• https://t.me/cvenotify/56959 · Telegram Post
• https://t.me/cvenotify/57182 · Telegram Post
• https://t.me/cveNotify/145103 · Telegram Post