OS Command Injection Vulnerability in TOTOLINK CA300-PoE Device
CVE-2025-6619

5.3MEDIUM

Key Information:

Vendor

Totolink
Status
Ca300-poe
Vendor
CVE Published:
25 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-6619?

A vulnerability has been identified in the TOTOLINK CA300-PoE device firmware version 6.2c.884, specifically within the 'setUpgradeFW' function of the 'upgrade.so' file. This issue allows for OS command injection via manipulation of the 'FileName' argument, which can be exploited remotely. Public disclosures of this vulnerability indicate that attackers may leverage it to execute arbitrary commands on the affected device, posing a significant security risk.

Affected Version(s)

CA300-PoE 6.2c.884

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-6619 - Proof of Concept

References

https://vuldb.com/?id.313837
vdb-entrytechnical-description
https://vuldb.com/?ctiid.313837
signaturepermissions-required
https://vuldb.com/?submit.602264
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

pjqwudi (VulDB User)
.
CVE-2025-6619 : OS Command Injection Vulnerability in TOTOLINK CA300-PoE Device