CVEvulnerability
CVE-2026-31027
9.8 CRITICAL
Official page ↗
- Status
- Analyzed
- Published
- 2026-04-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-120
Description
TOTOlink A3600R v5.9c.4959 contains a buffer overflow vulnerability in the setAppEasyWizardConfig interface of /lib/cste_modules/app.so. The vulnerability occurs because the rootSsid parameter is not properly validated for length, allowing remote attackers to trigger a buffer overflow, potentially leading to arbitrary code execution or denial of service.
Affected configurations
• totolink a3600r firmware 5.9c.4959
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3600R/rootSsid-setAppEasyWizardConfig.md Exploit, Third Party Advisory