CVE-2017-6141 — MEDIUM (5.9)

Vulnerability Description

In F5 BIG-IP LTM, AAM, AFM, APM, ASM, Link Controller, PEM, and WebSafe 12.1.0 through 12.1.2, certain values in a TLS abbreviated handshake when using a client SSL profile with the Session Ticket option enabled may cause disruption of service to the Traffic Management Microkernel (TMM). The Session Ticket option is disabled by default.

CVSS Score

5.9

MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
F5	Big-Ip Access Policy Manager	12.1.0
F5	Big-Ip Advanced Firewall Manager	12.1.0
F5	Big-Ip Application Acceleration Manager	12.1.0
F5	Big-Ip Application Security Manager	12.1.0
F5	Big-Ip Link Controller	12.1.0
F5	Big-Ip Local Traffic Manager	12.1.0
F5	Big-Ip Policy Enforcement Manager	12.1.0
F5	Big-Ip Websafe	12.1.0

Related Weaknesses (CWE)

CWE-20

References

https://support.f5.com/csp/article/K21154730Vendor Advisory
https://support.f5.com/csp/article/K21154730Vendor Advisory

FAQ

What is CVE-2017-6141?

CVE-2017-6141 is a vulnerability with a CVSS score of 5.9 (MEDIUM). In F5 BIG-IP LTM, AAM, AFM, APM, ASM, Link Controller, PEM, and WebSafe 12.1.0 through 12.1.2, certain values in a TLS abbreviated handshake when using a client SSL profile with the Session Ticket opt...

How severe is CVE-2017-6141?

CVE-2017-6141 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-6141?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager, F5 Big-Ip Link Controller.