CVE-2021-4029 is a command injection vulnerability affecting the CGI program in Zyxel ARMOR Z1/Z2 firmware, specifically models NBG6816 and NBG6817. This flaw allows an unauthenticated attacker on the local area network (LAN) to execute arbitrary operating system commands. With a CVSS score of 8.8 (HIGH), it presents a significant risk for complete compromise of confidentiality, integrity, and availability. There is currently no public exploit code available, nor is it listed on the CISA KEV catalog, and it has received minimal community or media attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.00\(aawb.10\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:nbg6816_firmware:1.00\(aawb.10\)c0:*:*:*:*:*:*:* | ||
< 1.00\(abcs.11\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:nbg6817_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
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.