CVE-2018-5504 describes a critical vulnerability in F5 BIG-IP systems, specifically affecting versions 13.0.0 - 13.1.0.3 and 12.1.0 - 12.1.3.1. The Traffic Management Microkernel (TMM) improperly handles malformed Websockets requests/responses, leading to a denial-of-service (DoS) or potentially remote code execution. This vulnerability carries a high CVSS score of 8.1, indicating a severe risk due to its network-based attack vector, high impact on confidentiality, integrity, and availability, and high attack complexity. 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 |
|---|---|---|---|
>= 12.1.0, < 12.1.3.2CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 13.0.0, < 13.1.0.4CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 12.1.0, <= 12.1.3.2CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* | ||
>= 13.0.0, < 13.1.0.4CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* | ||
>= 12.1.0, < 12.1.3.2CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/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, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.