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Fencer Intel
high 7.5

CVE-2016-9244 in the critical feed json

A BIG-IP virtual server configured with a Client SSL profile that has the non-default Session Tickets option enabled may leak up to 31 byte…

published 2017-02-09 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-10055

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
74.0%
EPSS 74.0% chance of exploitation in 30 days, percentile 99.4%
public exploits
2
Exploit-DB

Summary

A BIG-IP virtual server configured with a Client SSL profile that has the non-default Session Tickets option enabled may leak up to 31 bytes of uninitialized memory. A remote attacker may exploit this vulnerability to obtain Secure Sockets Layer (SSL) session IDs from other sessions. It is possible that other data from uninitialized memory may be returned as well.

Timeline

  1. Published
  2. First public exploit (EDB-41298)

Exploit prediction

74.00% chance of exploitation in the next 30 days, higher than 99.4% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-44446 F5 BIG-IP 11.6 SSL Virtual Server - 'Ticketbleed' Memory Disclosure remote, 2017-02-14
  • EDB-41298 F5 BIG-IP SSL Virtual Server - 'Ticketbleed' Memory Disclosure remote, 2017-02-10

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • F5 Networks F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, PEM, PSM

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.