CVE-2025-5798— Tenda AC8 SetSysTimeCfg fromSetSysTime stack-based overflow
Quick assessment
Affected
Tenda AC8
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Tenda AC8是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC8 16.03.34.09版本存在安全漏洞，该漏洞源于对文件/goform/SetSysTimeCfg中参数timeType的错误操作导致栈缓冲区溢出。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-5798
Vulnerability Information
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Vulnerability Title
Tenda AC8 SetSysTimeCfg fromSetSysTime stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda AC8 16.03.34.09. It has been classified as critical. Affected is the function fromSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument timeType leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC8 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC8是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC8 16.03.34.09版本存在安全漏洞，该漏洞源于对文件/goform/SetSysTimeCfg中参数timeType的错误操作导致栈缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-5798
| # | POC Description | Source Link | Shenlong Link |
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Other References for CVE-2025-5798 (1)
Same Patch Batch · Tenda · 2025-06-06 · 5 CVEs total
| CVE-2025-5799 | 8.8 HIGH | Tenda AC8 WifiExtraSet fromSetWirelessRepeat stack-based overflow |
| CVE-2025-5795 | 8.8 HIGH | Tenda AC5 AdvSetLanip fromadvsetlanip buffer overflow |
| CVE-2025-5794 | 8.8 HIGH | Tenda AC5 setPptpUserList formSetPPTPUserList buffer overflow |
| CVE-2025-5763 | 4.7 MEDIUM | Tenda CP3 apollo sub_F3C8C command injection |
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V. Comments for CVE-2025-5798
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