CVE-2021-42849
Medium
Description
A weak default password for the serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical access.
SeverityMedium
CVSS6.8
Exploit probability—
ProductLenovo A1 Firmware
PublishedMay 18, 2022
First seenMay 18, 2022
Weakness typeCWE-798Hard-coded credentials
How to fix
Update
- lenovo a1_firmware5.3.6.a1 or later
- lenovo t1_firmware5.3.6.t1 or later
- lenovo x1_firmware5.3.8.x1 or later
- lenovo t2_firmware5.3.8.t2 or later
- lenovo t2pro_firmware5.3.7.t2-pro or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| lenovo a1_firmware | v < 5.3.6.a1 | 5.3.6.a1 |
| lenovo t1_firmware | v < 5.3.6.t1 | 5.3.6.t1 |
| lenovo x1_firmware | v < 5.3.8.x1 | 5.3.8.x1 |
| lenovo t2_firmware | v < 5.3.8.t2 | 5.3.8.t2 |
| lenovo t2pro_firmware | v < 5.3.7.t2-pro | 5.3.7.t2-pro |
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