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CVE-2024-2976— Tenda F1203 execCommand R7WebsSecurityHandler stack-based overflow

Quick assessment

Affected
Tenda F1203
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda F1203是中国腾达（Tenda）公司的一款无线路由器。 Tenda F1203 2.0.1.6 版本存在安全漏洞，该漏洞源于 /goform/execCommand 文件的 R7WebsSecurityHandler 方法的 password 参数存在基于堆栈的缓冲区溢出。

CVSS 8.8 · High EPSS 1.67% · P76
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I. Basic Information for CVE-2024-2976

Vulnerability Information
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Vulnerability Title
Tenda F1203 execCommand R7WebsSecurityHandler stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda F1203 2.0.1.6. It has been declared as critical. Affected by this vulnerability is the function R7WebsSecurityHandler of the file /goform/execCommand. The manipulation of the argument password leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-258145 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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 F1203 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F1203是中国腾达（Tenda）公司的一款无线路由器。 Tenda F1203 2.0.1.6 版本存在安全漏洞，该漏洞源于 /goform/execCommand 文件的 R7WebsSecurityHandler 方法的 password 参数存在基于堆栈的缓冲区溢出。
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

Vendor Product Affected Versions CPE Subscribe
Tenda F1203 2.0.1.6 -

II. Public POCs for CVE-2024-2976

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Qwen3.6-35B-A3B · 7656 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2024-2976

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Vendor Advisories for CVE-2024-2976 (2)

Other References for CVE-2024-2976 (1)

Same Patch Batch · Tenda · 2024-03-27 · 24 CVEs total

CVE-2024-2988 8.8 HIGH Tenda FH1203 fromRouteStatic fromSetRouteStatic stack-based overflow
CVE-2024-2977 8.8 HIGH Tenda F1203 QuickIndex formQuickIndex stack-based overflow
CVE-2024-2978 8.8 HIGH Tenda F1203 setcfm formSetCfm stack-based overflow
CVE-2024-2979 8.8 HIGH Tenda F1203 openSchedWifi setSchedWifi stack-based overflow
CVE-2024-2980 8.8 HIGH Tenda FH1202 execCommand formexeCommand stack-based overflow
CVE-2024-2981 8.8 HIGH Tenda FH1202 fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow
CVE-2024-2983 8.8 HIGH Tenda FH1202 SetClientState formSetClientState stack-based overflow
CVE-2024-2984 8.8 HIGH Tenda FH1202 setcfm formSetCfm stack-based overflow
CVE-2024-2985 8.8 HIGH Tenda FH1202 QuickIndex formQuickIndex stack-based overflow
CVE-2024-2986 8.8 HIGH Tenda FH1202 SetSpeedWan formSetSpeedWan stack-based overflow
CVE-2024-2987 8.8 HIGH Tenda FH1202 GetParentControlInfo stack-based overflow
CVE-2024-3010 8.8 HIGH Tenda FH1205 setcfm formSetCfm stack-based overflow
CVE-2024-2989 8.8 HIGH Tenda FH1203 NatStaticSetting fromNatStaticSetting stack-based overflow
CVE-2024-2990 8.8 HIGH Tenda FH1203 execCommand formexeCommand stack-based overflow
CVE-2024-2992 8.8 HIGH Tenda FH1203 setcfm formSetCfm stack-based overflow
CVE-2024-2993 8.8 HIGH Tenda FH1203 QuickIndex formQuickIndex stack-based overflow
CVE-2024-2994 8.8 HIGH Tenda FH1203 GetParentControlInfo stack-based overflow
CVE-2024-3006 8.8 HIGH Tenda FH1205 fromRouteStatic fromSetRouteStatic stack-based overflow
CVE-2024-3007 8.8 HIGH Tenda FH1205 NatStaticSetting fromNatStaticSetting stack-based overflow
CVE-2024-3008 8.8 HIGH Tenda FH1205 execCommand formexeCommand stack-based overflow

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: F1203
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2024-2976

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