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CVE

CVE-2021-42851

A vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an unauthenticated user to c

A vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an unauthenticated user to create a standard user account.

MEDIUM · CVSS 6.3 EPSS 0.00358
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-862Missing Authorization
▤

Affected Products & Versions

5
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
▣

Scoring & Timeline

6.3
MEDIUM · CVSS v3.1 · psirt@lenovo.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 May 2022 · 04:15 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://iknow.lenovo.com.cn/detail/dc_200017.htmlVendor Advisory
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