CVE-2026-36785
Description
Tenda FH451 V1.0.0.9 has a stack overflow in fromDhcpListClient, allowing DoS via a crafted HTTP request.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Tenda FH451 V1.0.0.9 has a stack overflow in fromDhcpListClient, allowing DoS via a crafted HTTP request.
Vulnerability
A stack-based buffer overflow vulnerability exists in the fromDhcpListClient function within the fromDhcpListClient CGI handler of Shenzhen Tenda Technology Co., Ltd Tenda FH451 V1.0.0.9. This vulnerability is reachable through a user-influenced page parameter that is directly used in a sprintf command without proper validation [2].
Exploitation
An attacker can exploit this vulnerability by sending a crafted HTTP request to the fromDhcpListClient CGI endpoint. The request should include a long value for the page parameter, such as page = a*888, to trigger the buffer overflow [2]. Network access to the device is required.
Impact
Successful exploitation of this vulnerability can lead to a Denial of Service (DoS) condition. This may result in a process crash or device instability, rendering the device unusable [2].
Mitigation
No patched version or specific mitigation details are available in the provided references. The vulnerability affects Tenda FH451 V1.0.0.9, which is noted as the latest version in one reference [2].
AI Insight generated on Jun 5, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
1News mentions
0No linked articles in our index yet.