CVE-2016-6432 — HIGH (8.1) — White Hats Nepal

Vulnerability Description

A vulnerability in the Identity Firewall feature of Cisco ASA Software before 9.6(2.1) could allow an unauthenticated, remote attacker to cause a reload of the affected system or to remotely execute code. The vulnerability is due to a buffer overflow in the affected code area. An attacker could exploit this vulnerability by sending a crafted NetBIOS packet in response to a NetBIOS probe sent by the ASA software. An exploit could allow the attacker to execute arbitrary code and obtain full control of the system or cause a reload of the affected system. Note: Only traffic directed to the affected system can be used to exploit this vulnerability. This vulnerability affects systems configured in routed and transparent firewall mode and in single or multiple context mode. This vulnerability can be triggered by IPv4 traffic.

CVSS Score

8.1

HIGH

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cisco	Adaptive Security Appliance Software	8.4.0

Related Weaknesses (CWE)

CWE-119

References

http://www.securityfocus.com/bid/93784Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037059
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2MitigationVendor Advisory
http://www.securityfocus.com/bid/93784Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037059
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2MitigationVendor Advisory

FAQ

What is CVE-2016-6432?

CVE-2016-6432 is a vulnerability with a CVSS score of 8.1 (HIGH). A vulnerability in the Identity Firewall feature of Cisco ASA Software before 9.6(2.1) could allow an unauthenticated, remote attacker to cause a reload of the affected system or to remotely execute c...

How severe is CVE-2016-6432?

CVE-2016-6432 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-6432?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Adaptive Security Appliance Software.