CVE-2021-27953
High
Description
A NULL pointer dereference vulnerability exists on the ecobee3 lite 4.5.81.200 device in the HomeKit Wireless Access Control setup process. A threat actor can exploit this vulnerability to cause a denial of service, forcing the device to reboot via a crafted HTTP request.
SeverityHigh
CVSS7.5
Exploit probability—
ProductEcobee3 Lite Firmware
PublishedAug 3, 2021
First seenAug 3, 2021
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ecobee ecobee3_lite_firmware | 4.5.81.200 | — |
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