Vulnerability details

CVE-2026-6630

Tenda F451

Tenda F451 httpd GstDhcpSetSer fromGstDhcpSetSer buffer overflow

CVSS 4.0

8.7High

Official description

A vulnerability was found in Tenda F451 1.0.0.7_cn_svn7958. This issue affects the function fromGstDhcpSetSer of the file /goform/GstDhcpSetSer of the component httpd. Performing a manipulation of the argument dips results in buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`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`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Tenda	F451	1.0.0.7_cn_svn7958	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/358264 vdb-entrytechnical-description
https://vuldb.com/vuln/358264/cti signaturepermissions-required
https://vuldb.com/submit/792882 third-party-advisory
https://github.com/Jimi-Lab/cve/issues/23 exploitissue-tracking
https://www.tenda.com.cn/ product

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Details

Published: 2026-04-20
Last updated: 2026-04-20
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.44%

Probability of exploitation in 30 days

39%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption