CVE-2016-9244, dubbed "Ticketbleed," is a memory disclosure vulnerability affecting F5 BIG-IP virtual servers configured with a Client SSL profile and the non-default Session Tickets option enabled. This flaw allows a remote attacker to leak up to 31 bytes of uninitialized memory, potentially exposing SSL session IDs and other sensitive data. With a CVSSv3 score of 7.5 (High) and an EPSS score indicating high exploitability, this vulnerability presents a significant risk due to its network-based attack vector and lack of user interaction. While not listed in CISA KEV, public exploit code exists on ExploitDB, and it has garnered substantial community discussion and media coverage, suggesting a high potential for exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
11.4.0CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:11.4.0:*:*:*:*:*:*:* | ||
11.4.1CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:11.4.1:*:*:*:*:*:*:* | ||
11.5.0CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.0:*:*:*:*:*:*:* | ||
11.5.1CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.1:*:*:*:*:*:*:* | ||
11.5.2CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.2:*:*:*:*:*:*:* |
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:N
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.
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.