CWE
401
Advisory Published
Updated

CVE-2019-6647

First published: Wed Sep 04 2019(Updated: )

On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.2, 12.1.0-12.1.4.1, 11.5.2-11.6.4, when processing authentication attempts for control-plane users MCPD leaks a small amount of memory. Under rare conditions attackers with access to the management interface could eventually deplete memory on the system.

Credit: f5sirt@f5.com

Affected SoftwareAffected VersionHow to fix
Riverbed SteelApp Traffic Manager>=11.5.1<=11.6.4
Riverbed SteelApp Traffic Manager>=12.1.0<=12.1.4
Riverbed SteelApp Traffic Manager>=13.0.0<=13.1.1
Riverbed SteelApp Traffic Manager=14.0.0
Riverbed SteelApp Traffic Manager=14.1.0
F5 BIG-IP Advanced Firewall Manager>=11.5.1<=11.6.4
F5 BIG-IP Advanced Firewall Manager>=12.1.0<=12.1.4
F5 BIG-IP Advanced Firewall Manager>=13.0.0<=13.1.1
F5 BIG-IP Advanced Firewall Manager=14.0.0
F5 BIG-IP Advanced Firewall Manager=14.1.0
F5 BIG-IP Application Acceleration Manager>=11.5.1<=11.6.4
F5 BIG-IP Application Acceleration Manager>=12.1.0<=12.1.4
F5 BIG-IP Application Acceleration Manager>=13.0.0<=13.1.1
F5 BIG-IP Application Acceleration Manager=14.0.0
F5 BIG-IP Application Acceleration Manager=14.1.0
F5 BIG-IP Analytics>=11.5.1<=11.6.4
F5 BIG-IP Analytics>=12.1.0<=12.1.4
F5 BIG-IP Analytics>=13.0.0<=13.1.1
F5 BIG-IP Analytics=14.0.0
F5 BIG-IP Analytics=14.1.0
F5 Access Policy Manager>=11.5.1<=11.6.4
F5 Access Policy Manager>=12.1.0<=12.1.4
F5 Access Policy Manager>=13.0.0<=13.1.1
F5 Access Policy Manager=14.0.0
F5 Access Policy Manager=14.1.0
F5 Application Security Manager>=11.5.1<=11.6.4
F5 Application Security Manager>=12.1.0<=12.1.4
F5 Application Security Manager>=13.0.0<=13.1.1
F5 Application Security Manager=14.0.0
F5 Application Security Manager=14.1.0
F5 BIG-IP Edge Gateway>=11.5.1<=11.6.4
F5 BIG-IP Edge Gateway>=12.1.0<=12.1.4
F5 BIG-IP Edge Gateway>=13.0.0<=13.1.1
F5 BIG-IP Edge Gateway=14.0.0
F5 BIG-IP Edge Gateway=14.1.0
F5 BIG-IP Fraud Protection Service>=11.5.1<=11.6.4
F5 BIG-IP Fraud Protection Service>=12.1.0<=12.1.4
F5 BIG-IP Fraud Protection Service>=13.0.0<=13.1.1
F5 BIG-IP Fraud Protection Service=14.0.0
F5 BIG-IP Fraud Protection Service=14.1.0
Riverbed SteelApp Traffic Manager>=11.5.1<=11.6.4
Riverbed SteelApp Traffic Manager>=12.1.0<=12.1.4
Riverbed SteelApp Traffic Manager>=13.0.0<=13.1.1
Riverbed SteelApp Traffic Manager=14.0.0
Riverbed SteelApp Traffic Manager=14.1.0
F5 BIG-IP Link Controller>=11.5.1<=11.6.4
F5 BIG-IP Link Controller>=12.1.0<=12.1.4
F5 BIG-IP Link Controller>=13.0.0<=13.1.1
F5 BIG-IP Link Controller=14.0.0
F5 BIG-IP Link Controller=14.1.0
F5 BIG-IP Policy Enforcement Manager>=11.5.1<=11.6.4
F5 BIG-IP Policy Enforcement Manager>=12.1.0<=12.1.4
F5 BIG-IP Policy Enforcement Manager>=13.0.0<=13.1.1
F5 BIG-IP Policy Enforcement Manager=14.0.0
F5 BIG-IP Policy Enforcement Manager=14.1.0
F5 BIG-IP WebAccelerator>=11.5.1<=11.6.4
F5 BIG-IP WebAccelerator>=12.1.0<=12.1.4
F5 BIG-IP WebAccelerator>=13.0.0<=13.1.1
F5 BIG-IP WebAccelerator=14.0.0
F5 BIG-IP WebAccelerator=14.1.0
F5 BIG-IP>=11.5.1<=11.6.4
F5 BIG-IP>=12.1.0<=12.1.4
F5 BIG-IP>=13.0.0<=13.1.1
F5 BIG-IP=14.0.0
F5 BIG-IP=14.1.0

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Frequently Asked Questions

  • What is the severity of CVE-2019-6647?

    The severity of CVE-2019-6647 is considered high due to its potential to deplete memory on affected systems.

  • How do I fix CVE-2019-6647?

    To fix CVE-2019-6647, upgrade to a patched version of the F5 BIG-IP products that addresses this vulnerability.

  • Which F5 BIG-IP versions are affected by CVE-2019-6647?

    CVE-2019-6647 affects F5 BIG-IP versions 11.5.1 to 11.6.4, 12.1.0 to 12.1.4.1, 13.0.0 to 13.1.2, and 14.1.0 to 14.1.0.5.

  • What type of vulnerability is CVE-2019-6647?

    CVE-2019-6647 is a memory leak vulnerability that occurs during the processing of authentication attempts.

  • Can CVE-2019-6647 be exploited remotely?

    CVE-2019-6647 requires an attacker to have access to the management interface to exploit the vulnerability.

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