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Vulnerability DatabaseCVE-2024-11596

CVE-2024-11596: 
Wireshark vulnerability analysis and mitigation

Overview

The CVE-2024-11596 affects Wireshark versions 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8, involving an ECMP dissector crash vulnerability. The vulnerability was discovered by Ivan Nardi and was disclosed on November 20, 2024. This security flaw allows denial of service attacks through packet injection or crafted capture files (Wireshark Advisory).

Technical details

The vulnerability is classified as a Buffer Over-read (CWE-126) issue that affects the ECMP (Equal-Cost Multi-Path) dissector in Wireshark. The flaw has been assigned a CVSS v3.1 base score of 7.8 (HIGH) with the vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (NVD).

Impact

When exploited, this vulnerability can cause Wireshark to crash, resulting in a denial of service condition. The impact occurs when processing malformed packets either through network packet injection or when opening specially crafted capture files (Wireshark Advisory).

Mitigation and workarounds

Users are advised to upgrade to Wireshark versions 4.4.2, 4.2.9 or later to address this vulnerability. These patched versions contain fixes for the ECMP dissector crash issue (Wireshark Advisory).

Additional resources

Source: This report was generated using AI

Related Wireshark vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-9817HIGH7.8
  • WiresharkWireshark
  • wireshark-devel
NoYesSep 03, 2025
CVE-2025-5601HIGH7.5
  • WiresharkWireshark
  • libwsutil15
NoYesJun 04, 2025
CVE-2025-1492HIGH7.5
  • WiresharkWireshark
  • libwiretap14
NoYesFeb 20, 2025
CVE-2024-11596MEDIUM5.5
  • WiresharkWireshark
  • wireshark-debugsource
NoYesNov 21, 2024
CVE-2024-11595MEDIUM5.5
  • WiresharkWireshark
  • libwsutil15
NoYesNov 21, 2024

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