Vulnerability Description
A vulnerability was detected in Totolink A800R 4.1.2cu.5137_B20200730. This impacts the function setAppEasyWizardConfig in the library /lib/cste_modules/app.so. The manipulation of the argument apcliSsid results in buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A800R/01_Buffer_Overflow_se
- https://vuldb.com/submit/793114
- https://vuldb.com/vuln/357037
- https://vuldb.com/vuln/357037/cti
- https://www.totolink.net/
FAQ
What is CVE-2026-6157?
CVE-2026-6157 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability was detected in Totolink A800R 4.1.2cu.5137_B20200730. This impacts the function setAppEasyWizardConfig in the library /lib/cste_modules/app.so. The manipulation of the argument apcliS...
How severe is CVE-2026-6157?
CVE-2026-6157 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-2026-6157?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.