CVE-2016-9244

7.5 HIGH
Published: February 09, 2017 Modified: May 13, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securitytracker.com/id/1037800
Source: f5sirt@f5.com
Third Party Advisory VDB Entry
https://filippo.io/Ticketbleed/
Source: f5sirt@f5.com
https://support.f5.com/csp/article/K05121675
Source: f5sirt@f5.com
Mitigation Vendor Advisory
http://www.securityfocus.com/bid/96143
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id/1037800
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://blog.filippo.io/finding-ticketbleed/
Source: af854a3a-2127-422b-91ae-364da2661108
https://filippo.io/Ticketbleed/
Source: af854a3a-2127-422b-91ae-364da2661108
https://github.com/0x00string/oldays/blob/master/CVE-2016-9244.py
Source: af854a3a-2127-422b-91ae-364da2661108
https://support.f5.com/csp/article/K05121675
Source: af854a3a-2127-422b-91ae-364da2661108
Mitigation Vendor Advisory
https://www.exploit-db.com/exploits/41298/
Source: af854a3a-2127-422b-91ae-364da2661108

16 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
74.0%
99th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

f5