Command Injection Vulnerability in TOTOLINK N300RH Router
CVE-2025-4849

5.3MEDIUM

Key Information:

Vendor

Totolink
Status
N300rh
Vendor
CVE Published:
18 May 2025

What is CVE-2025-4849?

The TOTOLINK N300RH router is susceptible to a command injection vulnerability through the CloudACMunualUpdateUserdata function in the file /cgi-bin/cstecgi.cgi. Attackers can exploit this flaw remotely by manipulating the 'url' argument, potentially leading to unauthorized command execution on the device. This vulnerability poses a significant threat as it can be exploited by malicious parties without physical access to the affected router.

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Affected Version(s)

N300RH 6.1c.1390_B20191101

References

https://vuldb.com/?id.309320
vdb-entrytechnical-description
https://vuldb.com/?ctiid.309320
signaturepermissions-required
https://vuldb.com/?submit.575072
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

  • Vulnerability published

  • Vulnerability Reserved

Credit

DaddyShark (VulDB User)
JSON
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