CVE-2026-6630 Details
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.
A buffer overflow vulnerability has been identified in the Tenda F451 router, specifically in the firmware version 1.0.0.7_cn_svn7958. The issue arises in the HTTP server component, within the 'fromGstDhcpSetSer' function of the '/goform/GstDhcpSetSer' file. The vulnerability is triggered by manipulating the 'dips' parameter, which is accepted without proper length validation, allowing for stack-based buffer overflow. This flaw can be exploited remotely, potentially leading to a denial-of-service condition or arbitrary code execution.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 20, 2026CISA-ADP
Assessed Apr 20, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Jimi-Lab/cve/issues/23 | [email protected] | ExploitIssue TrackingTechnical Description |
| https://vuldb.com/submit/792882 | [email protected] | Technical Description |
| https://vuldb.com/vuln/358264 | [email protected] | AdvisoryExploit |
| https://vuldb.com/vuln/358264/cti | [email protected] | Content Wall |
| https://www.tenda.com.cn/ | [email protected] | Vendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Tenda F451_kfw_V1.0.0.7_cn_svn7958 | All versions |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 20, 2026 | New CVE Received | [email protected] |