CVE-2026-7080 Details
Description
A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
A stack-based buffer overflow vulnerability has been identified in the Tenda F456 router, specifically in version 1.0.0.5. The issue arises in the HTTP daemon (httpd) within the 'fromPPTPUserSetting' function of the '/goform/PPTPUserSetting' file. The vulnerability is triggered by manipulating the 'delno' parameter, which leads to a buffer overflow condition. This vulnerability can be exploited remotely, potentially allowing for a denial-of-service attack or arbitrary code execution.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 27, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_132/README.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/submit/798463 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/359655 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/359655/cti | [email protected] | Permissions RequiredVDB Entry |
| https://www.tenda.com.cn/ | [email protected] | Product |
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 f456 firmware | 1.0.0.5 |
CPE
Remediation
| |
| tenda f456 | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 30, 2026 | Initial Analysis | [email protected] |
| Apr 27, 2026 | New CVE Received | [email protected] |