Buffer Overflow Vulnerability in Tenda AC Series Router
CVE-2021-46262

9.8CRITICAL

Key Information:

Vendor

Tenda
Status
Ac11 Firmware
Vendor
CVE Published:
15 February 2022

What is CVE-2021-46262?

A vulnerability has been identified in the Tenda AC Series Router, specifically affecting the PPPoE module. This flaw allows attackers to exploit a stack buffer overflow, potentially leading to a Denial of Service (DoS) condition by sending specially crafted data. This affects users of the specified router version, highlighting the need for immediate patching and enhanced security measures to safeguard network integrity.

References

https://github.com/Ainevsia/CVE-Request/tree/main/Tenda/7
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.