SB2016101918 - Buffer overflow in Cisco ASA



SB2016101918 - Buffer overflow in Cisco ASA

Published: October 19, 2016 Updated: April 5, 2018

Security Bulletin ID SB2016101918
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2016-6432)

The vulnerability allows a remote unauthenticated user to execute arbitrary code on the target system.
The weakness is caused by improper checking of the input. By returning a specially crafted NetBIOS packet via IPv4 in response to a NetBIOS probe sent by the target system, attackers can trigger a buffer overflow that lets execute arbitrary code.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Remediation

Install update from vendor's website.