TOTOLINK N600R HTTP Request cstecgi.cgi setWiFiBasicConfig buffer overflow (TOTOLINK N600R)
At a glance
- Source
- NVD
- EPSS
- EPSS 1.06 % · percentile 65 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- VulDB
- NVD status
- Analyzed
Description
A security vulnerability has been detected in TOTOLINK N600R up to 4.3.0cu.7866_B20220506. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi of the component HTTP Request Handler. Such manipulation of the argument wepkey leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.
Weaknesses (CWE)
- CWE-120 — Buffer Copy without Checking Size of Input
- CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | HIGH 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| CVSS 3.0 | HIGH 8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| CVSS 2.0 | CRITICAL 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
| CVSS 4.0 | HIGH 7.4 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD · cna@vuldb.com (Secondary) |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · cna@vuldb.com (Secondary) |
| CVSS 2.0 | HIGH 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C | NVD · cna@vuldb.com (Secondary) |
European references
- ENISA EUVD · EUVD-2025-31834
- GCVE · GCVE-0-2025-11444
Affected configurations (NVD CPE)
cpe:2.3:o:totolink:n600r_firmware:*:*:*:*:*:*:*:*≤ 4.3.0cu.7866_b2022506
Affected products
| Product | Versions |
|---|---|
| TOTOLINK · N600R | affected 4.3.0cu.7866_B20220506 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |