CVE-2016-6876 Information

Description

The RESOLV::lookup iRule command in F5 BIG-IP LTM APM ASM and Link Controller 10.2.1 through 10.2.4 11.2.1 11.4.x 11.5.x before 11.5.4 HF2 11.6.x before 11.6.1 and 12.0.0 before HF3; BIG-IP AAM AFM and PEM 11.4.x 11.5.x before 11.5.4 HF2 11.6.x before 11.6.1 and 12.0.0 before HF3; BIG-IP Analytics 11.2.1 11.4.x 11.5.x before 11.5.4 HF2 11.6.x before 11.6.1 and 12.0.0 before HF3; BIG-IP DNS 12.0.0 before HF3; BIG-IP Edge Gateway WebAccelerator and WOM 10.2.1 through 10.2.4 and 11.2.1; BIG-IP GTM 10.2.1 through 10.2.4 11.2.1 11.4.x 11.5.x before 11.5.4 HF2 and 11.6.x before 11.6.1; and BIG-IP PSM 10.2.1 through 10.2.4 and 11.4.0 through 11.4.1 allows remote DNS servers to cause a denial of service (CPU consumption or Traffic Management Microkernel crash) via a crafted PTR response.

CVSS Vector

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

Reference

http://www.securitytracker.com/id/1036725 https://support.f5.com/kb/en-us/solutions/public/k/52/sol52638558.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5