#dos

# Microsoft Security Advisory CVE-2024-38168 | .NET Denial of Service Vulnerability ## <a name="executive-summary"></a>Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exists in .NET when an attacker through unauthenticated requests may trigger a Denial of Service in ASP.NET HTTP.sys web server. This is a windows OS only vulnerability. ## Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/320 ## <a name="mitigation-factors"></a>Mitigation factors Microsoft has not identified any mitigating factors for this vulnerability. ## <a name="affected-software"></a>Affected software * Any .NET 8.0 application running on .NET 8.0.7 or earlier. ## <a name="affected-packages"></a>Affected Packages The vulnerability affects any M...

Ubuntu Security Notice 6954-1 - Markus Frank and Fiona Ebner discovered that QEMU did not properly handle certain memory operations, leading to a NULL pointer dereference. An authenticated user could potentially use this issue to cause a denial of service. Xiao Lei discovered that QEMU did not properly handle certain memory operations when specific features were enabled, which could lead to a stack overflow. An attacker could potentially use this issue to leak sensitive information.

Debian Linux Security Advisory 5747-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.

Red Hat Security Advisory 2024-5256-03 - An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Issues addressed include code execution, denial of service, and use-after-free vulnerabilities.

View CSAF 1. EXECUTIVE SUMMARY CVSS v4 8.7 ATTENTION: Exploitable remotely/low attack complexity Vendor: Rockwell Automation Equipment: CompactLogix 5380, ControlLogix 5580, GuardLogix 5580, Compact GuardLogix 5380, CompactLogix 5480 Vulnerability: Improper Input Validation 2. RISK EVALUATION Successful exploitation of this vulnerability could crash the device being accessed. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following Rockwell Automation products are affected: CompactLogix 5380 (5069 - L3z): Versions prior to v36.011, v35.013, v34.014 CompactLogix 5480 (5069 - L4): Versions prior to v36.011, v35.013, v34.014 ControlLogix 5580 (1756 - L8z): Versions prior to v36.011, v35.013, v34.014 GuardLogix 5580 (1756 - L8z): Versions prior to v36.011, v35.013, v34.014 Compact GuardLogix 5380 (5069 - L3zS2): Versions prior to v36.011, v35.013, v34.014 3.2 Vulnerability Overview 3.2.1 Improper Input Validation CWE-20 A denial-of-service vulnerability exists in the affected products. A m...

View CSAF 1. EXECUTIVE SUMMARY CVSS v4 8.7 ATTENTION: Exploitable remotely/low attack complexity Vendor: Rockwell Automation Equipment: ControlLogix, GuardLogix 5580, CompactLogix, Compact GuardLogix 5380 Vulnerability: Improper Input Validation 2. RISK EVALUATION Successful exploitation of this vulnerability could allow and attacker to cause a denial-of-service condition. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following Rockwell Automation products are affected: CompactLogix 5380 (5069 - L3z): Versions prior to v36.011, v35.013, v34.014 CompactLogix 5480 (5069 - L4): Versions prior to v36.011, v35.013, v34.014 ControlLogix 5580 (1756 - L8z): Versions prior to v36.011, v35.013, v34.014 GuardLogix 5580 (1756 - L8z): Versions prior to v36.011, v35.013, v34.014 Compact GuardLogix 5380 (5069 - L3zS2): Versions prior to v36.011, v35.013, v34.014 3.2 Vulnerability Overview 3.2.1 IMPROPER INPUT VALIDATION CWE-20 A denial-of-service vulnerability exists in the affected products. This v...

View CSAF 1. EXECUTIVE SUMMARY CVSS v4 6.9 ATTENTION: Exploitable remotely/low attack complexity Vendor: Rockwell Automation Equipment: Micro850/870 Vulnerability: Uncontrolled Resource Consumption 2. RISK EVALUATION Successful exploitation of this vulnerability may cause CIP/Modbus communication to be disrupted for short duration. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS Rockwell Automation reports that the following versions of Micro850/870 programmable controllers are affected: PLC - Micro850/870 (2080 -L50E/2080 -L70E): versions prior to v22.011 3.2 Vulnerability Overview 3.2.1 Uncontrolled Resource Consumption CWE-400 A denial-of-service vulnerability exists via the CIP/Modbus port in Micro850/870. If exploited, the CIP/Modbus communication may be disrupted for short duration. CVE-2024-7567 has been assigned to this vulnerability. A CVSS v3.1 base score of 5.3 has been calculated; the CVSS vector string is (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L). A CVSS v4 score has also ...

View CSAF 1. EXECUTIVE SUMMARY CVSS v4 8.5 ATTENTION: Exploitable remotely/low attack complexity Vendor: Ocean Data Systems Equipment: Dream Report 2023 Vulnerabilities: Path Traversal, Incorrect Permission Assignment for Critical Resource 2. RISK EVALUATION Successful exploitation of these vulnerabilities could allow an attacker to perform remote code execution or escalate their privileges and cause a denial-of-service condition. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following components of Ocean Data Systems Dream Report, a report generating and delivery software, are affected: Dream Report 2023: Version 23.0.17795.1010 and prior AVEVA Reports for Operations 2023: Version 23.0.17795.1010 3.2 Vulnerability Overview 3.2.1 IMPROPER LIMITATION OF A PATHNAME TO A RESTRICTED DIRECTORY ('PATH TRAVERSAL') CWE-22 In Ocean Data Systems Dream Report, a path traversal vulnerability could allow an attacker to perform remote code execution through the injection of a malicious dynamic-link...

View CSAF 1. EXECUTIVE SUMMARY CVSS v4 8.7 ATTENTION: Exploitable remotely/low attack complexity Vendor: Rockwell Automation Equipment: ControlLogix 5580, GuardLogix 5580 Vulnerability: Improper Check for Unusual or Exceptional Conditions 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to perform a denial-of-service on the device. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of Rockwell Automation GuardLogix/ControlLogix 5580, programmable logic controllers, are affected: ControlLogix 5580: Versions v34.011 and later GuardLogix 5580: Versions v34.011 and later 3.2 Vulnerability Overview 3.2.1 IMPROPER CHECK FOR UNUSUAL OR EXCEPTIONAL CONDITIONS CWE-754 A denial-of-service vulnerability exists in the affected products. The vulnerability occurs when a malformed CIP packet is sent over the network to the device and results in a major nonrecoverable fault causing a denial-of-service. CVE-2024-40619 has been assigned to this vuln...

**Windows 11, version 24H2 is not generally available yet. Why are there updates for this version of Windows listed in the Security Updates table?** The new Copilot+ devices that are now publicly available come with Windows 11, version 24H2 installed. Customers with these devices need to know about any vulnerabilities that affect their machine and to install the updates if they are not receiving automatic updates. Note that the general availability date for Windows 11, version 24H2 is scheduled for later this year.