CVE-2026-5679 Details
Description
A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_B20221024. The impacted element is the function vsetTr069Cfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument stun_pass leads to os command injection. The exploit has been disclosed publicly and may be used.
A command injection vulnerability has been identified in the Totolink A3300R router, specifically in version 17.0.0cu.557_B20221024. The issue arises in the function vsetTr069Cfg within the file /cgi-bin/cstecgi.cgi. The vulnerability is triggered by manipulating the stun_pass parameter, which is improperly sanitized before being passed to a command execution function. This flaw allows authenticated attackers to inject and execute arbitrary operating system commands on the device.
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 6, 2026CISA-ADP
Assessed Apr 7, 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/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-stun-pass-cmd-injection | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/792650 | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/792798 | [email protected] | ExploitTechnical Description |
| https://vuldb.com/vuln/355506 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/vuln/355506/cti | [email protected] | Content Wall |
| https://www.totolink.net/ | [email protected] | Vendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Totolink A3300R | 17.0.0cu.557_B20221024 |
CPE
Remediation
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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 | Data Remediation | [email protected] |
| Apr 6, 2026 | New CVE Received | [email protected] |