CVE-2025-5847 - CVE House

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Status published High CVE-2025-5847

Tenda AC9 HTTP POST Request SetRemoteWebCfg formSetSafeWanWebMan stack-based overflow

8.7 CVSS

Vulnerability Description

A vulnerability has been found in Tenda AC9 15.03.02.13 and classified as critical. Affected by this vulnerability is the function formSetSafeWanWebMan of the file /goform/SetRemoteWebCfg of the component HTTP POST Request Handler. The manipulation of the argument remoteIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

ysnysnysn (VulDB User)

References

More from Tenda

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Tenda CP6 uhttp sub_2B7D04 risky encryption

Tenda CH22 SetSambaConf formSetSambaConf buffer overflow

Tenda CH22 exeCommand formexeCommand buffer overflow

Tenda F1202 Administrative shadow hard-coded credentials

Tenda AC20 fromAdvSetMacMtuWan stack-based overflow

Affected Vendor

Tenda

View all reports →

Affected Software

AC9

Vulnerable Versions:

15.03.02.13

Timeline

Official Publish: June 8th, 2025

Last Modified: June 9th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Weaknesses (CWE)

CWE-121 CWE-119

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1485 Data Destruction

T1203 Exploitation for Client Execution