CVE-2026-3275 Details
Description
A weakness has been identified in Tenda F453 1.0.0.3. This affects the function fromAddressNat of the file /goform/addressNat of the component httpd. Executing a manipulation of the argument entrys can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
A buffer overflow vulnerability has been identified in the Tenda F453 router, specifically in version 1.0.0.3. The issue arises in the HTTP daemon (httpd) within the 'fromAddressNat' function of the '/goform/addressNat' file. The vulnerability is triggered by manipulating the 'entrys' parameter, which is passed to the 'sprintf' function without proper length validation, allowing for stack-based buffer overflow. This vulnerability can be exploited remotely, and a public exploit is available.
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 Feb 27, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Litengzheng/vul_db/blob/main/F453/vul_75/README.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.347999 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.347999 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.759622 | [email protected] | Third Party AdvisoryVDB 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 f453 firmware | 1.0.0.3 |
CPE
Remediation
| |
| tenda f453 | 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 |
| Feb 27, 2026 | Initial Analysis | [email protected] |
| Feb 27, 2026 | New CVE Received | [email protected] |