PT-2025-39205 · Tenda · Tenda Ac9

Published 2025-09-23 · Updated 2025-09-25 · CVE-2025-57638

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 AC9 version 1.0

Description A buffer overflow issue exists in Tenda AC9 version 1.0. The issue is related to the handling of the sys.vendor configuration value provided by the user.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2025-12384

CVE-2025-57638

Affected Products

Tenda Ac9

References · 7

• 🔥 https://github.com/glkfc/IoT-Vulnerability/blob/main/Tenda/tenda1.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-57638 · Security Note
• https://bdu.fstec.ru/vul/2025-12384 · Security Note
• https://osv.dev/vulnerability/CVE-2025-57638 · Vendor Advisory
• https://twitter.com/CVEnew/status/1970621839195152582 · Twitter Post
• https://twitter.com/NightfallCVE/status/1971205001759666605 · Twitter Post
• https://t.me/CVEtracker/33201 · Telegram Post