CVE-2018-6440 is a critical vulnerability affecting the proxy service in various versions of Brocade Fabric OS (before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d). This flaw allows remote, unauthenticated attackers to gain sensitive information and potentially trigger a denial of service. With a CVSS score of 9.1 (CRITICAL), it presents a high risk due to its network-based attack vector and low attack complexity, leading to high confidentiality and availability impacts. Despite its severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 7.4.2, < 7.4.2dCPE matchmatch criteria | cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | ||
>= 8.0.2, < 8.0.2fCPE matchmatch criteria | cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | ||
>= 8.1.2, < 8.1.2fCPE matchmatch criteria | cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | ||
>= 8.2.0, < 8.2.1CPE matchmatch criteria | cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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.
Remediation records are not available for this CVE.