RCE in Lenovo A1
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.
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.008 (52.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Lenovo A1
- Lenovo A1_firmware
- Lenovo Personal Cloud Storage A1 — versions unspecified
- Lenovo Personal Cloud Storage T1 — versions unspecified
- Lenovo Personal Cloud Storage T2 — versions unspecified
- Lenovo Personal Cloud Storage T2pro — versions unspecified
- Lenovo Personal Cloud Storage X1 — versions unspecified
- Lenovo T1
- Lenovo T1_firmware
- Lenovo T2
Weakness classification (CWE)
References
- psirt@lenovo.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-42852?
- CVE-2021-42852 is a high-severity vulnerability in Lenovo A1, classified under OS Command Injection. CVSS score: 8.0/10. Published 2022-05-18.
- How severe is CVE-2021-42852?
- High severity. CVSS v3 base score is 8.0 out of 10.