SB2017102317 - Out-of-bounds write in wireshark (Alpine package) 



SB2017102317 - Out-of-bounds write in wireshark (Alpine package)

Published: October 23, 2017

Security Bulletin ID SB2017102317
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds write (CVE-ID: CVE-2017-13766)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to out-of-bounds write in the Profinet I/O dissector. A remote attacker can inject a malformed packet onto the wire, trigger Wireshark to consume excessive CPU resources and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Install update from vendor's website.