CVE-2025-4850: medium-severity vulnerability in TOTOLINK N300RH
TOTOLINK N300RH cstecgi.cgi setUnloadUserData command injection
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 1.2%
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Affected products
TOTOLINK · N300RHRelated CVEs — TOTOLINK N300RH
In the same product, most dangerous first.
CVE-2025-4851MEDIUMTOTOLINK N300RH cstecgi.cgi setUploadUserData command injectionEPSS 1.5%CVE-2025-4849MEDIUMTOTOLINK N300RH cstecgi.cgi CloudACMunualUpdateUserdata command injectionEPSS 1.5%CVE-2025-6400HIGHTOTOLINK N300RH HTTP POST Message formPortFw buffer overflowEPSS 1.0%CVE-2025-6401MEDIUMTOTOLINK N300RH HTTP POST Message formFilter denial of serviceEPSS 0.5%