📦 Wireshark

by Wireshark

🔍 What is Wireshark?

Description coming soon...

🛡️ Security Overview

Click on a severity to filter vulnerabilities

⚠️ Known Vulnerabilities

CVE-2025-13499

HIGH CVSS 7.8 Nov 21, 2025

A vulnerability in Wireshark's Kafka dissector causes a crash when parsing malicious network packets, leading to denial of service. This affects Wireshark users analyzing Kafka protocol traffic in ver...

CVE-2025-9817

HIGH CVSS 7.8 Sep 3, 2025

A vulnerability in Wireshark's SSH dissector causes a crash when processing specially crafted SSH packets, leading to denial of service. This affects users running Wireshark versions 4.4.0 through 4.4...

CVE-2025-5601

HIGH CVSS 7.8 Jun 4, 2025

A buffer overflow vulnerability in Wireshark's column handling allows attackers to cause denial of service via packet injection or specially crafted capture files. This affects Wireshark users analyzi...

CVE-2024-9781

HIGH CVSS 7.8 Oct 10, 2024

A vulnerability in Wireshark's AppleTalk and RELOAD Framing dissectors causes a crash when processing malicious packets or capture files, leading to denial of service. This affects Wireshark users ana...

CVE-2023-6175

HIGH CVSS 7.8 Mar 26, 2024

A buffer overflow vulnerability in Wireshark's NetScreen file parser allows attackers to cause a denial of service by providing a specially crafted capture file. This affects Wireshark versions 4.0.0-...

CVE-2024-24476

HIGH CVSS 7.5 Feb 21, 2024

This CVE describes a disputed buffer overflow vulnerability in Wireshark's address resolution and manufacturer lookup components that could allow remote attackers to cause denial of service. The vendo...

CVE-2024-0210

HIGH CVSS 7.8 Jan 3, 2024

This vulnerability in Wireshark's Zigbee TLV dissector allows attackers to cause a denial of service (crash) by injecting specially crafted packets or providing a malicious capture file. It affects us...

CVE-2024-0208

HIGH CVSS 7.8 Jan 3, 2024

This vulnerability in Wireshark's GVCP dissector allows remote attackers to cause a denial of service (crash) by injecting specially crafted packets or providing a malicious capture file. It affects W...

CVE-2021-4182

HIGH CVSS 7.5 Dec 30, 2021

A vulnerability in Wireshark's RFC 7468 dissector allows attackers to cause a denial of service crash via specially crafted network packets or capture files. This affects Wireshark users analyzing net...

CVE-2021-4184

HIGH CVSS 7.5 Dec 30, 2021

This vulnerability in Wireshark's BitTorrent DHT dissector allows attackers to cause a denial of service (DoS) by triggering an infinite loop. Attackers can exploit this via packet injection on the ne...

CVE-2021-4190

HIGH CVSS 7.5 Dec 30, 2021

This vulnerability in Wireshark's Kafka dissector allows attackers to cause a denial of service by triggering an infinite loop when processing specially crafted Kafka protocol packets. This affects an...

CVE-2021-39921

HIGH CVSS 7.5 Nov 19, 2021

A NULL pointer dereference vulnerability in Wireshark's Modbus dissector allows attackers to cause denial of service via specially crafted Modbus packets or capture files. This affects Wireshark users...

CVE-2021-39923

HIGH CVSS 7.5 Nov 19, 2021

A denial-of-service vulnerability in Wireshark's PNRP dissector allows attackers to crash the application by processing specially crafted network packets or capture files. This affects Wireshark users...

CVE-2021-39925

HIGH CVSS 7.5 Nov 19, 2021

A buffer overflow vulnerability in Wireshark's Bluetooth SDP dissector allows attackers to cause denial of service via packet injection or specially crafted capture files. This affects Wireshark users...

CVE-2021-39929

HIGH CVSS 7.5 Nov 19, 2021

This vulnerability allows denial of service attacks against Wireshark through uncontrolled recursion in the Bluetooth DHT dissector. Attackers can crash Wireshark by injecting malicious packets or pro...

CVE-2021-39920

HIGH CVSS 7.5 Nov 18, 2021

A NULL pointer dereference vulnerability in Wireshark's IPPUSB dissector allows attackers to cause denial of service via specially crafted network packets or capture files. This affects Wireshark user...

CVE-2021-22235

HIGH CVSS 7.5 Jul 20, 2021

This vulnerability in Wireshark's DNP (Distributed Network Protocol) dissector allows attackers to cause a denial of service crash by injecting malicious packets or providing a specially crafted captu...

CVE-2026-3201

MEDIUM CVSS 4.7 Feb 25, 2026

A memory exhaustion vulnerability in Wireshark's USB HID protocol dissector allows attackers to cause denial of service by sending specially crafted packets. This affects Wireshark users analyzing USB...

CVE-2026-3203

MEDIUM CVSS 5.5 Feb 25, 2026

A vulnerability in Wireshark's RF4CE Profile protocol dissector causes crashes when processing malicious network packets, leading to denial of service. This affects Wireshark users analyzing RF4CE pro...

CVE-2026-0961

MEDIUM CVSS 5.5 Jan 14, 2026

A vulnerability in Wireshark's BLF file parser causes a crash when processing malicious files, leading to denial of service. This affects users running vulnerable versions of Wireshark who open untrus...

CVE-2026-0962

MEDIUM CVSS 5.3 Jan 14, 2026

A vulnerability in Wireshark's SOME/IP-SD protocol dissector causes crashes when processing malicious packets, leading to denial of service. This affects users running Wireshark versions 4.6.0-4.6.2 a...

CVE-2026-0959

MEDIUM CVSS 5.3 Jan 14, 2026

A vulnerability in Wireshark's IEEE 802.11 protocol dissector causes crashes when processing specially crafted wireless network packets. This affects Wireshark users analyzing wireless traffic in vers...

CVE-2026-0960

MEDIUM CVSS 4.7 Jan 14, 2026

This vulnerability in Wireshark's HTTP3 protocol dissector causes an infinite loop when processing specially crafted packets, leading to denial of service. It affects Wireshark users analyzing HTTP3 t...

CVE-2025-13946

MEDIUM CVSS 5.5 Dec 3, 2025

A vulnerability in Wireshark's MEGACO dissector causes an infinite loop when processing specially crafted packets, leading to denial of service. This affects Wireshark users analyzing network traffic ...

CVE-2025-13945

MEDIUM CVSS 5.5 Dec 3, 2025

A vulnerability in Wireshark's HTTP3 dissector causes a crash when processing malformed packets, leading to denial of service. This affects users running Wireshark 4.6.0 or 4.6.1 for network analysis....

CVE-2025-13674

MEDIUM CVSS 5.5 Nov 26, 2025

A vulnerability in Wireshark's BPv7 dissector causes the application to crash when processing specially crafted network packets, leading to denial of service. This affects users running Wireshark 4.6....

CVE-2025-11626

MEDIUM CVSS 5.5 Oct 10, 2025

This vulnerability in Wireshark's MONGO dissector causes an infinite loop when processing specially crafted network packets, leading to denial of service. It affects Wireshark versions 4.4.0-4.4.9 and...

CVE-2024-4854

MEDIUM CVSS 6.4 May 14, 2024

This vulnerability in Wireshark's MONGO and ZigBee TLV dissectors allows attackers to cause infinite loops via specially crafted network packets or capture files, leading to denial of service. Affecte...