SB2013072917 - Input validation error in wireshark (Alpine package)



SB2013072917 - Input validation error in wireshark (Alpine package)

Published: July 29, 2013

Security Bulletin ID SB2013072917
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2013-4929)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The parseFields function in epan/dissectors/packet-dis-pdus.c in the DIS dissector in Wireshark 1.8.x before 1.8.9 and 1.10.x before 1.10.1 does not terminate packet-data processing after finding zero remaining bytes, which allows remote attackers to cause a denial of service (loop) via a crafted packet.


Remediation

Install update from vendor's website.