CVE-2021-46262: Buffer Overflow
Published Feb 15, 2022
·Updated
Tenda AC Series Router AC11V02.03.01.104CN was discovered to contain a stack buffer overflow in the PPPoE module. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.
Affected Software
2 affected components
Tenda Ac11 Firmware=02.03.01.104_cn
Tenda AC11
Event History
Feb 15, 2022
CVE Published
via MITRE·07:08 PM
Data Sourced
via MITRE·07:08 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2021-46262?
CVE-2021-46262 is classified as a high severity vulnerability due to its potential to lead to Denial of Service (DoS).
2
How do I fix CVE-2021-46262?
To fix CVE-2021-46262, update the Tenda AC11 router firmware to version 02.03.01.104_CN or later that addresses the vulnerability.
3
What systems are affected by CVE-2021-46262?
CVE-2021-46262 affects Tenda AC11 routers running firmware version 02.03.01.104_CN.
4
What attack vector is exploited in CVE-2021-46262?
CVE-2021-46262 allows attackers to exploit a stack buffer overflow in the PPPoE module.
5
What could happen if CVE-2021-46262 is exploited?
If exploited, CVE-2021-46262 can result in a Denial of Service (DoS), impacting the availability of the router.