CVE-2025-4850

TOTOLINK N300RH cstecgi.cgi setUnloadUserData command injection

Published May 18, 2025 CVSS 4.0 · 5.3 Medium EPSS 1.2% KEV · Not listed
Description
A vulnerability classified as critical has been found in TOTOLINK N300RH 6.1c.1390_B20191101. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-15698 A vulnerability classified as critical has been found in TOTOLINK N300RH 6.1c.1390_B20191101. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
History
Type Values Removed Values Added
First Time appeared Totolink
Totolink n300rh
Totolink n300rh Firmware
CPEs cpe:2.3:h:totolink:n300rh:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:n300rh_firmware:6.1c.1390_b20191101:*:*:*:*:*:*:*
Vendors & Products Totolink
Totolink n300rh
Totolink n300rh Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A vulnerability classified as critical has been found in TOTOLINK N300RH 6.1c.1390_B20191101. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
Title TOTOLINK N300RH cstecgi.cgi setUnloadUserData command injection
Weaknesses CWE-74
CWE-77
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
May 19, 2025, 2:29 PM
Reserved
May 16, 2025, 3:16 PM
Status
Analyzed
Published
May 18, 2025, 3:15 AM
Modified
Jun 17, 2026, 9:34 AM