CVE-2018-3963 is a critical command injection vulnerability in the DHCP daemon configuration of the CUJO Smart Firewall. It allows for arbitrary system command execution due to improper sanitization of hostnames when adding static DHCP entries. With a CVSS score of 8.0 (High), this vulnerability can be exploited by an authenticated attacker on the local network (AV:A, PR:L) with low complexity (AC:L), leading to high impact on confidentiality, integrity, and availability (C:H, I:H, A:H). While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating awareness and potential for future exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
7003CPE matchmatch criteria | cpe:2.3:a:getcujo:smart_firewall:7003:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:A/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, 0.2 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.
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.