CVE-2026-5685 Details
Description
A vulnerability was identified in Tenda CX12L 16.03.53.12. This affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument page leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used.
A stack-based buffer overflow vulnerability has been identified in the Tenda CX12L router, specifically in version 16.03.53.12. The issue arises in the 'fromAddressNat' function within the '/goform/addressNat' endpoint. The vulnerability allows for remote exploitation by manipulating the 'page' parameter, leading to memory corruption and potential arbitrary code execution. This flaw poses significant risks to the device's stability and security.
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 7, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/cve-a/lvdan/issues/3 | [email protected] | ExploitIssue TrackingMitigationThird Party Advisory |
| https://vuldb.com/submit/792782 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/355512 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/355512/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-121 | Stack-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| tenda cx12l firmware | 16.03.53.12 |
CPE
Remediation
| |
| tenda cx12l | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Initial Analysis | [email protected] |
| Apr 6, 2026 | New CVE Received | [email protected] |