CVE-2021-42852
HIGHCVSS 8/10EPSS 0.80%
Last modified
CVE-2021-42852 is a high-severity vulnerability rated 8/10 on the CVSS scale. A command injection vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an authenticated user to execute operating system commands by sending a crafted packet to the device.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
A command injection vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an authenticated user to execute operating system commands by sending a crafted packet to the device.
Metrics
CVSS:3.1/AV:A/AC:L/PR:L/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-2021-42852?
A command injection vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an authenticated user to execute operating system commands by sending a crafted packet to the device.
How severe is CVE-2021-42852?
CVE-2021-42852 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2021-42852?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-42852?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST