CVE-2021-42850 describes a critical vulnerability in several Lenovo Personal Cloud Storage devices (A1, T1, T2, T2 Pro, X1 models) stemming from a weak, default administrator password for both the web interface and serial port. This flaw, rated 7.8 HIGH, allows an attacker with physical or local network access to gain unauthorized control, leading to high impact on confidentiality, integrity, and availability. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, the vulnerability remains a significant risk for affected systems.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.3.6.a1CPE matchmatch criteria | cpe:2.3:o:lenovo:a1_firmware:*:*:*:*:*:*:*:* | ||
< 5.3.6.t1CPE matchmatch criteria | cpe:2.3:o:lenovo:t1_firmware:*:*:*:*:*:*:*:* | ||
< 5.3.8.x1CPE matchmatch criteria | cpe:2.3:o:lenovo:x1_firmware:*:*:*:*:*:*:*:* | ||
< 5.3.8.t2CPE matchmatch criteria | cpe:2.3:o:lenovo:t2_firmware:*:*:*:*:*:*:*:* | ||
< 5.3.7.t2-proCPE matchmatch criteria | cpe:2.3:o:lenovo:t2pro_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.