Stack Buffer Overflow in D-Link DIR-809 Devices
CVE-2021-33266
9.8CRITICAL
What is CVE-2021-33266?
A stack buffer overflow vulnerability exists in D-Link DIR-809 devices due to improper handling of crafted POST requests in the function FUN_8004776c located in /formVirtualApp. This flaw allows attackers to exploit the device by sending specially crafted input, potentially resulting in unauthorized code execution and compromising the integrity of the device. Users are advised to review firmware security advisories and apply any available patches to mitigate risks.