CVE-2021-20161 describes a critical vulnerability in the Trendnet AC2600 TEW-827DRU version 2.08B01, where insufficient protection of the UART functionality allows for unauthorized access. An attacker with physical access can connect to the UART port via a serial connection, gaining a root shell with full device control without requiring any authentication. This vulnerability carries a CVSS score of 6.8 (Medium), indicating a high impact on confidentiality, integrity, and availability, despite requiring physical proximity for exploitation. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.08b01CPE matchmatch criteria | cpe:2.3:o:trendnet:tew-827dru_firmware:2.08b01:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/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, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Trendnet AC2600 TEW-827DRU Multiple Vulnerabilities
Dec 30, 2021Trendnet AC2600 TEW-827DRU Multiple Vulnerabilities
Dec 30, 2021Trendnet AC2600 TEW-827DRU Multiple Vulnerabilities
Dec 30, 2021