Division by zero Affecting wireshark package, versions [,4.0.8)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.11% (45th percentile)

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  • Snyk IDSNYK-UNMANAGED-WIRESHARK-5862960
  • published29 Aug 2023
  • disclosed25 Aug 2023
  • creditZenofex, WanderingGlitch

Introduced: 25 Aug 2023

CVE-2023-2906  (opens in a new tab)
CWE-369  (opens in a new tab)

How to fix?

Upgrade wireshark to version 4.0.8 or higher.

Overview

Affected versions of this package are vulnerable to Division by zero via the dissect_response_frame function due to a failure in validating the length provided by an attacker-crafted CP2179 packet. This is only exploitable if a user triggers the vulnerable code patch with the Decode As… functionality of Wireshark (or the -d option for tshark).

CVSS Scores

version 3.1