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MEDIUM · 5.3

CVE-2019-6647

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 ra...

Vulnerability Description

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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
F5Big-Ip Local Traffic Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Advanced Firewall Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Application Acceleration Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Analytics>= 11.5.1, <= 11.6.4
F5Big-Ip Access Policy Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Application Security Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Edge Gateway>= 11.5.1, <= 11.6.4
F5Big-Ip Fraud Protection Service>= 11.5.1, <= 11.6.4
F5Big-Ip Global Traffic Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Link Controller>= 11.5.1, <= 11.6.4
F5Big-Ip Policy Enforcement Manager>= 11.5.1, <= 11.6.4
F5Big-Ip Webaccelerator>= 11.5.1, <= 11.6.4
F5Big-Ip Domain Name System>= 11.5.1, <= 11.6.4

Related Weaknesses (CWE)

CWE-401

References

FAQ

What is CVE-2019-6647?

CVE-2019-6647 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 ra...

How severe is CVE-2019-6647?

CVE-2019-6647 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-6647?

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