Vulnerability Description
A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument priDns leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://lavender-bicycle-a5a.notion.site/TOTOLINK-N300RH-setWanConfig-34553a4178
- https://vuldb.com/submit/807203
- https://vuldb.com/vuln/360924
- https://vuldb.com/vuln/360924/cti
- https://www.totolink.net/
FAQ
What is CVE-2026-7749?
CVE-2026-7749 is a vulnerability with a CVSS score of 8.8 (HIGH). A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipu...
How severe is CVE-2026-7749?
CVE-2026-7749 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-7749?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.