RCE in Totolink N300rh
CVE-2025-4849
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 lead…
EPSS: 0.015 (71.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Totolink N300rh — versions 6.1c.1390_B20191101
- Totolink N300rh_firmware — versions 6.1c.1390_b20191101
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (exploit, broken-link, Broken Link)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2025-4849?
- CVE-2025-4849 is a medium-severity vulnerability in Totolink N300rh, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2025-05-18.
- How severe is CVE-2025-4849?
- Medium severity. CVSS v3 base score is 6.3 out of 10.