CVE-2021-21872 is a critical OS command injection vulnerability found in the Web Manager Diagnostics: Traceroute functionality of Lantronix PremierWave 2050 firmware version 8.9.0.0R4. An authenticated attacker can exploit this flaw by sending a specially crafted HTTP request, leading to arbitrary command execution on the device. Rated with a CVSS score of 9.9 (CRITICAL), this vulnerability has a network attack vector, low attack complexity, and no user interaction required, allowing for complete compromise of confidentiality, integrity, and availability. The FAUCET Risk Score is 84/100, indicating a high potential risk. Currently, there is no evidence of active exploitation (KEV: No), nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting low public awareness despite its critical severity.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
8.9.0.0CPE matchmatch criteria | cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 1.0 Bluesky, 0.5 Mastodon, and 1.6 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.