NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

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PT-2022-2310 · Snort +1 · Snort +1

Name of the Vulnerable Software and Affected Versions: Snort affected versions not specified Description: The issue is caused by an integer overflow while processing Modbus traffic, allowing a remote attacker to cause a denial of service DoS condition on an affected device. An attacker could...

Cisco Products Snort 输入验证错误漏洞

Cisco Products Snort is a Snort engine for Cisco Products from Cisco USA. An input validation error vulnerability exists in Cisco Products Snort Modbus that stems from an integer overflow when processing Modbus traffic. An attacker could cause the Snort process to hang by sending carefully crafte...

Denial Of Service (DoS)

wireshark is vulnerable to denial of service. The vulnerability exists due to a NULL pointer exception in the Modbus dissector in Wireshark which allows denial of service via packet injection or crafted capture file...

Security update for wireshark (moderate)

openSUSE Security Update: Security update for wireshark Announcement ID: openSUSE-SU-2021:1566-1 Rating: moderate References: 1192830 Cross-References: CVE-2021-39920 CVE-2021-39921 CVE-2021-39922 CVE-2021-39924 CVE-2021-39925 CVE-2021-39926 CVE-2021-39928 CVE-2021-39929 CVSS scores: CVE-2021-399...

USN-5173-2: libmodbus vulnerabilities

USN-5173-1 fixed vulnerabilities in libmodbus. This update provides the corresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that libmodbus incorrectly handled inputs. An attacker could possibly use this issue to cause a denial of service o...

OPENSUSE-SU-2021:3938-1 Security update for wireshark

This update for wireshark fixes the following issues: - Update to Wireshark 3.4.10: - CVE-2021-39920: IPPUSB dissector crash bsc1192830. - CVE-2021-39921: Modbus dissector crash bsc1192830. - CVE-2021-39922: C12.22 dissector crash bsc1192830. - CVE-2021-39924: Bluetooth DHT dissector large loop...

USN-5173-1: libmodbus vulnerabilities

It was discovered that libmodbus incorrectly handled inputs. An attacker could possibly use this issue to cause a denial of service or other unspecified impact...

The vulnerability of the Modbus analyzer component in Wireshark allows a hacker to trigger a service failure.

The vulnerability of the Modbus analyzer component in Wireshark relates to pointer assignment errors. Exploiting this vulnerability can allow a malicious actor to cause service failures by injecting specially created packets...

Debian: Security Advisory (DLA-2825-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2021-39921

A NULL pointer exception flaw was found in Wireshark. A process failure on crafted or malformed input in the Modbus dissector can cause a denial of service via a packet injection or crafted capture file...

[SECURITY] [DLA 2825-1] libmodbus security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-2825-1 [email protected] https://www.debian.org/lts/security/ Thorsten Alteholz November 22, 2021 https://wiki.debian.org/LTS -...

Modbus Slave 7.3.1 Buffer Overflow

Vendor has been notified and fixed https://www.modbustools.com/ModSlaveChangeLog.txt tested on: Windows XP SP3 - Windows 7 Professional x86 SP1 - Windows 10 x64 Steps to reproduce: 1. - Download and install Modbus Slave 2. - Run the python script and it will create modbus.txt file. 3. - Modbus...

Modbus Slave 7.3.1 - Buffer Overflow Exploit

Exploit Title: Modbus Slave 7.3.1 - Buffer Overflow DoS Discovered by: Yehia Elghaly Vendor Homepage: https://www.modbustools.com/ Software Link : https://www.modbustools.com/download/ModbusSlaveSetup32Bit.exe Tested Version: 7.3.1 Connect 5. - Paste the characters of txt file Registration Key 6....

Modbus Slave 7.3.1 - Buffer Overflow (DoS)

Exploit Title: Modbus Slave 7.3.1 - Buffer Overflow DoS Discovered by: Yehia Elghaly Discovered Date: 2021-11-19 Vendor Homepage: https://www.modbustools.com/ Software Link : https://www.modbustools.com/download/ModbusSlaveSetup32Bit.exe Tested Version: 7.3.1 Connect 5. - Paste the characters of...

Wireshark Input Validation Error Vulnerability (CNVD-2021-91421)

Wireshark is a suite of network packet analysis software from the Wireshark team. The function of the software is to intercept network packets and display detailed data for analysis.Wireshark suffers from an input validation error vulnerability that stems from insufficient validation in the Modbu...

AZL-7409 CVE-2021-39921 affecting package wireshark for versions less than 3.4.14-1

NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file...

CVE-2021-39921

NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file...

DEBIAN-CVE-2021-39921

NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file...

Null pointer dereference

NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file...