CVE-2025-4849 — MEDIUM (6.3)

Vulnerability Description

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been rated as critical. Affected by this issue is the function CloudACMunualUpdateUserdata of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument url leads to command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Totolink	N300Rh Firmware	6.1c.1390_b20191101
Totolink	N300Rh	-

Related Weaknesses (CWE)

CWE-74 CWE-77

References

https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/m1.mdBroken Link
https://vuldb.com/?ctiid.309320Permissions RequiredVDB Entry
https://vuldb.com/?id.309320Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.575072Third Party AdvisoryVDB Entry
https://www.totolink.net/Product

FAQ

What is CVE-2025-4849?

CVE-2025-4849 is a vulnerability with a CVSS score of 6.3 (MEDIUM). A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been rated as critical. Affected by this issue is the function CloudACMunualUpdateUserdata of the file /cgi-bin/cstecgi.cgi. Th...

How severe is CVE-2025-4849?

CVE-2025-4849 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-4849?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink N300Rh Firmware, Totolink N300Rh.