CVE-2021-42849
MEDIUMCVSS 6.8/10EPSS 0.22%
Last modified
CVE-2021-42849 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. 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.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Lenovo | A1 Firmware | < 5.3.6.a1 |
| Lenovo | T1 Firmware | < 5.3.6.t1 |
| Lenovo | X1 Firmware | < 5.3.8.x1 |
| Lenovo | T2 Firmware | < 5.3.8.t2 |
| Lenovo | T2pro Firmware | < 5.3.7.t2-pro |
References
- https://iknow.lenovo.com.cn/detail/dc_200017.htmlVendor Advisory
- https://iknow.lenovo.com.cn/detail/dc_200017.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-42849?
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.
How severe is CVE-2021-42849?
CVE-2021-42849 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2021-42849?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-42849?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST