Check Point Advisories

Cisco Adaptive Security Appliance IKEv1 and IKEv2 multiple payloads Buffer Overflow (CVE-2016-1287)

Check Point Reference: CPAI-2016-0201
Date Published: 21 Mar 2016
Severity: Critical
Last Updated: Monday 21 March, 2016
Source:
Protection Provided by:

Security Gateway
R77, R76, R75
Who is Vulnerable? Cisco Systems Adaptive Security Appliance (ASA) 9.4 prior to 9.4(2.4)
Cisco Systems Adaptive Security Appliance (ASA) 9.5 prior to 9.5(2.2)
Cisco Systems Adaptive Security Appliance (ASA) 9.3 prior to 9.3(3.7)
Cisco Systems Adaptive Security Appliance (ASA) 9.2 prior to 9.2(4.5)
Cisco Systems Adaptive Security Appliance (ASA) 9.1 prior to 9.1(7)
Cisco Systems Adaptive Security Appliance (ASA) 9.0 prior to 9.0(4.38)
Cisco Systems Adaptive Security Appliance (ASA) 8.7 prior to 8.7(1.18)
Cisco Systems Adaptive Security Appliance (ASA) 8.6
Cisco Systems Adaptive Security Appliance (ASA) 8.4
Cisco Systems Adaptive Security Appliance (ASA) 8.3
Cisco Systems Adaptive Security Appliance (ASA) 8.2
Cisco Systems Adaptive Security Appliance (ASA) 7.2
Vulnerability Description A buffer overflow vulnerability exists in Cisco Adaptive Security Appliance software. The vulnerability is due to a failure on part of Internet Key Exchange version 1 and version 2 code to handle UDP requests. A remote, unauthenticated attacker could exploit this vulnerability by sending crafted UDP requests to a target server. Successful exploitation could allow the attacker to execute arbitrary code under the security context of system.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated,
update your Security Gateway product to the latest IPS update.
For information on how to update IPS, go to

SBP-2006-05,
Protection tab and select the version of your choice.

Security Gateway R77 / R76 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the Cisco Adaptive Security Appliance IKEv1 and IKEv2 multiple payloads Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

SmartView Tracker will log the following entries:

Attack Name:  IKE Protection Violation.
Attack Information:  Cisco Adaptive Security Appliance IKEv1 and IKEv2 multiple payloads Buffer Overflow

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