CVE-2026-6157 PUBLISHED

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.

• xuanyu (VulDB User) reporter

• VDB-357037 | Totolink A800R app.so setAppEasyWizardConfig buffer overflow
• VDB-357037 | CTI Indicators (IOB, IOC, IOA)
• Submit #793114 | TOTOLINK A800R V4.1.2cu.5137_B20200730 Buffer Overflow
• https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A800R/01_Buffer_Overflow_setAppEasyWizardConfig.md
• https://www.totolink.net/

• Buffer Overflow CWE
• Memory Corruption CWE