CVE-2025-6620 Details
Description
A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been rated as critical. Affected by this issue is the function setUpgradeUboot of the file upgrade.so. The manipulation of the argument FileName leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
A critical OS command injection vulnerability has been identified in the TOTOLINK CA300-PoE router running firmware version 6.2c.884. The issue arises in the 'setUpgradeUboot' function of the 'upgrade.so' file, where the 'FileName' argument can be manipulated to execute arbitrary operating system commands. This vulnerability can be exploited remotely.
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 Jun 26, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md | CISA-ADP | ExploitThird Party Advisory |
| https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md#poc | CISA-ADP | ExploitThird Party Advisory |
| https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md | [email protected] | ExploitThird Party Advisory |
| https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md#poc | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.313838 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.313838 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.602265 | [email protected] | Third Party AdvisoryVDB Entry |
| https://www.totolink.net/ | [email protected] | Product |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
| 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 ca300-poe firmware | 6.2c.884 |
CPE
Remediation
| |
| totolink ca300-poe | All versions |
CPE
Remediation
| |
Change History
6 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] |
| Jun 27, 2025 | Initial Analysis | [email protected] |
| Jun 26, 2025 | CVE Modified | CISA-ADP |
| Jun 25, 2025 | New CVE Received | [email protected] |