CVE-2018-5533 is a denial-of-service vulnerability affecting specific versions of F5 BIG-IP (13.0.0, 12.1.0-12.1.2, 11.6.0-11.6.3.1, and 11.5.0-11.5.6) where the Traffic Management Microkernel (TMM) can crash when processing SSL forward proxy traffic. Rated 7.5 HIGH on the CVSS scale, this vulnerability is network-exploitable with low attack complexity and can lead to a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 11.5.0, <= 11.5.6CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* | ||
>= 11.6.0, <= 11.6.3.1CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* | ||
>= 12.1.0, <= 12.1.2CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* | ||
13.0.0CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:13.0.0:*:*:*:*:*:*:* | ||
>= 11.5.0, <= 11.5.6CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.