Buffer Overflow Affecting wireshark package, versions [2.6.0,2.6.16)[3.0.0,3.0.10)[3.2.0,3.2.3)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.4% (74th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UNMANAGED-WIRESHARK-2318265
  • published14 Dec 2021
  • disclosed10 Apr 2020
  • creditUnknown

Introduced: 10 Apr 2020

CVE-2020-11647  (opens in a new tab)
CWE-674  (opens in a new tab)

How to fix?

Upgrade wireshark to version 2.6.16, 3.0.10, 3.2.3 or higher.

Overview

Affected versions of this package are vulnerable to Buffer Overflow. In Wireshark 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash. This was addressed in epan/dissectors/packet-bacapp.c by limiting the amount of recursion.

CVSS Scores

version 3.1