CVE-2021-45989: High severity tenda g1 vulnerability
Tenda routers G1 and G3 v15.11.0.17(9502)CN were discovered to contain a stack overflow in the function guestWifiRuleRefresh. This vulnerability allows attackers to cause a Denial of Service (DoS) via the qosGuestUpstream and qosGuestDownstream parameters.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-45989?
CVE-2021-45989 is classified as a moderate severity vulnerability due to its potential to cause a Denial of Service.
How do I fix CVE-2021-45989?
To fix CVE-2021-45989, update the Tenda G1 and G3 routers to the latest firmware version that addresses this vulnerability.
What devices are affected by CVE-2021-45989?
The Tenda G1 and G3 routers running firmware version 15.11.0.17(9502)_CN are affected by CVE-2021-45989.
What impact does CVE-2021-45989 have on my network?
CVE-2021-45989 can lead to a Denial of Service by exploiting a stack overflow in the router's handling of certain parameters.
Is CVE-2021-45989 easily exploitable?
Yes, CVE-2021-45989 is considered easily exploitable, allowing attackers to disrupt network service with minimal effort.