CVE-2021-45991
First published: Fri Feb 04 2022(Updated: )
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formAddVpnUsers. This vulnerability allows attackers to cause a Denial of Service (DoS) via the vpnUsers parameter.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Tendacn G1 Firmware | =15.11.0.17\(9502\)_cn | |
| Tendacn G1 | ||
| Tendacn G3 Firmware | =15.11.0.17\(9502\)_cn | |
| Tendacn G3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-45991?
The severity of CVE-2021-45991 is classified as high due to its potential for causing Denial of Service.
How do I fix CVE-2021-45991?
To fix CVE-2021-45991, update your Tenda G1 or G3 router firmware to a version that addresses the stack overflow vulnerability.
What are the affected devices for CVE-2021-45991?
The affected devices for CVE-2021-45991 are Tenda G1 and G3 routers running firmware version 15.11.0.17(9502)_CN.
Can CVE-2021-45991 be exploited remotely?
Yes, CVE-2021-45991 can be exploited remotely, allowing attackers to trigger a Denial of Service.
What does CVE-2021-45991 exploit in Tenda routers?
CVE-2021-45991 exploits a stack overflow in the formAddVpnUsers function in Tenda routers.
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- vendor/tendacn
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