Login Request a demo
Medium severity · published May 18, 2025
CVE-2025-4850
A vulnerability classified as critical has been found in TOTOLINK N300RH 6.1c.1390_B20191101
6.3
CVSS
1.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
N300rh Firmware · Totolink
6.1c.1390_b20191101 · source: NVD
Affected product
NF
N300rh Firmware
Totolink
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-4850
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-4850
Broken Link
https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/m2.md
Permissions Required
https://vuldb.com/?ctiid.309321
Third Party Advisory
https://vuldb.com/?id.309321
Third Party Advisory
https://vuldb.com/?submit.575073
Product
https://www.totolink.net/
More from N300rh Firmware
9.8
CVE-2026-10187
Totolink N300RH Web Management wireless.so setWiFiBasicConfig stack-based overflow
9.8
CVE-2026-9543
Totolink N300RH Web Management cstecgi.cgi setPasswordCfg os command injection
9.8
CVE-2026-7747
Totolink N300RH Parameter cstecgi.cgi loginauth buffer overflow
9.8
CVE-2026-3696
Totolink N300RH CGI cstecgi.cgi setWiFiWpsConfig os command injection
9.8
CVE-2026-3301
Totolink N300RH Web Management cstecgi.cgi setWebWlanIdx os command injection