What’s Vulnerable › Vulnerabilities

CVE-2025-6620: TOTOLINK CA300-PoE upgrade.so setUpgradeUboot os command injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-25 · updated 2026-06-17
• Weakness: CWE-77

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.

Affected products

• TOTOLINK CA300-PoE: 6.2c.884

References

• https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md
• https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md#poc
• https://vuldb.com/?ctiid.313838
• https://vuldb.com/?id.313838
• https://vuldb.com/?submit.602265
• https://www.totolink.net/
• https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md
• https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md#poc

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