Vulnerability · Published May 18, 2025 · Assigned by VulDB
CVE-2025-4851TOTOLINK N300RH cstecgi.cgi setUploadUserData command injection
Medium 6.3
In plain English
A medium-severity command injection in N300RH from TOTOLINK. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)1.5%top 24.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability classified as critical was found in TOTOLINK N300RH 6.1c.1390_B20191101. This vulnerability affects the function setUploadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Affected products (as reported)
Weakness: CWE-77, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
References
- VDB-309322 | TOTOLINK N300RH cstecgi.cgi setUploadUserData command injection vdb-entry, technical-description
- VDB-309322 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #575074 | TOTOLINK N300RH_V4 V6.1c.1390_B20191101 Command execution third-party-advisory
- https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/m3.md broken-link, exploit
- https://www.totolink.net/ product