CVE-2026-6158 Details
Description
A flaw has been found in Totolink N300RH 6.1c.1353_B20190305. Affected is the function setUpgradeUboot of the file upgrade.so. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.
A command injection vulnerability has been identified in the Totolink N300RH wireless router, specifically in the firmware version 6.1c.1353_B20190305. The issue resides in the web management interface's 'setUpgradeUboot' function within the 'upgrade.so' file. This vulnerability allows remote attackers to execute arbitrary operating system commands with root privileges. The exploitation does not require authentication or user interaction.
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 13, 2026CISA-ADP
Assessed Apr 16, 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/xyh4ck/iot_poc/tree/main/TOTOLINK/N300RHv4/02_setUpgradeUboot_RCE | [email protected] | ExploitTechnical Analysis |
| https://vuldb.com/submit/796426 | [email protected] | Technical Description |
| https://vuldb.com/vuln/357038 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/vuln/357038/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 N300RH | 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 29, 2026 | Data Remediation | [email protected] |
| Apr 13, 2026 | New CVE Received | [email protected] |