CVE-2025-57638

Published Sep 23, 2025

Last updated 5 months ago

CVSS high 7.5

Overview

Description
Buffer overflow vulnerability in Tenda AC9 1.0 via the user supplied sys.vendor configuration value.
Source
cve@mitre.org
NVD status
Analyzed
Products
ac9_firmware

Risk scores

CVSS 3.1

Type
Secondary
Base score
7.5
Impact score
3.6
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity
HIGH

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-122

Social media

Hype score
Not currently trending

Configurations

Related CVEs

  1. A security vulnerability has been detected in Tenda AC9 15.03.06.42_multi. Affected by this vulnerability is the function formGetRebootTimer. Such manipulation of the argument sys.schedulereboot.start_time/sys.schedulereboot.end_time leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.•CVE-2026-2192
  2. A vulnerability was determined in Tenda AC9 15.03.05.14_multi. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/DownloadCfg.jpg of the component Configuration File Handler. This manipulation causes information disclosure. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.•CVE-2025-14286
  3. OS Command injection vulnerability in Tenda AC9 1.0 was discovered to contain a command injection vulnerability via the usb.samba.guest.user parameter in the formSetSambaConf function of the httpd file.•CVE-2025-57639
  4. A vulnerability was identified in Tenda AC9 and AC15 15.03.05.14/15.03.05.18. This vulnerability affects the function formexeCommand of the file /goform/exeCommand. Such manipulation of the argument cmdinput leads to buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.•CVE-2025-10443
  5. A vulnerability was determined in Tenda AC9 and AC15 15.03.05.14. This affects the function formexeCommand of the file /goform/exeCommand. This manipulation of the argument cmdinput causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.•CVE-2025-10442

References

Sources include official advisories and independent security research.