CVE-2021-20158 is a critical authentication bypass vulnerability affecting Trendnet AC2600 TEW-827DRU version 2.08B01. An unauthenticated attacker can exploit a hidden administrative command to force an administrative password change, gaining full control of the device. This vulnerability has a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, a Nuclei template exists for exploitation, and its high EPSS score indicates a significant likelihood of future exploitation, despite currently lacking public exploit code or community discussion.
| 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:N/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, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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.
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