CVE-2023-42794 Report - Details, Severity, & Advisories
Twingate Team
•
Jun 13, 2024
What is CVE-2023-42794?
CVE-2023-42794 is a medium-severity vulnerability affecting Apache Tomcat on Windows systems. It involves an incomplete cleanup issue in the software's internal fork of Commons FileUpload, which can lead to a potential denial of service attack due to the accumulation of temporary files on the disk. The vulnerability specifically impacts Apache Tomcat versions 9.0.70 through 9.0.80 and 8.5.85 through 8.5.93. Users are advised to upgrade to fixed versions to mitigate the risk.
Who is impacted by this?
The CVE-2023-42794 vulnerability affects users of Apache Tomcat on Windows systems, specifically those running versions 9.0.70 through 9.0.80 and 8.5.85 through 8.5.93. This issue, known as an incomplete cleanup vulnerability, can lead to a potential denial of service attack due to the accumulation of temporary files on the disk. It occurs when a web application opens a stream for an uploaded file but fails to close the stream, causing the file to never be deleted from the di
What should I do if I’m affected?
If you're affected by the CVE-2023-42794 vulnerability, it's crucial to take action to protect your system. To mitigate the risk, follow these simple steps:
Upgrade to Apache Tomcat version 9.0.81 or later, or 8.5.94 or later.
Ensure web applications properly close streams for uploaded files to prevent files from remaining on the disk indefinitely.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2023-42794 vulnerability, an Incomplete Cleanup issue in Apache Tomcat, is not listed in CISA's Known Exploited Vulnerabilities Catalog. This low-severity vulnerability affects specific Apache Tomcat versions and can lead to a potential denial of service attack due to the accumulation of temporary files on the disk.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-459, an Incomplete Cleanup issue in Apache Tomcat, affecting specific versions.
Learn More
CVE-2023-42794, an Incomplete Cleanup vulnerability in Apache Tomcat, affects specific versions and can lead to a potential denial of service attack on Windows systems. For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, visit the NVD page or refer to the sources below.
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CVE-2023-42794 Report - Details, Severity, & Advisories
Twingate Team
•
Jun 13, 2024
What is CVE-2023-42794?
CVE-2023-42794 is a medium-severity vulnerability affecting Apache Tomcat on Windows systems. It involves an incomplete cleanup issue in the software's internal fork of Commons FileUpload, which can lead to a potential denial of service attack due to the accumulation of temporary files on the disk. The vulnerability specifically impacts Apache Tomcat versions 9.0.70 through 9.0.80 and 8.5.85 through 8.5.93. Users are advised to upgrade to fixed versions to mitigate the risk.
Who is impacted by this?
The CVE-2023-42794 vulnerability affects users of Apache Tomcat on Windows systems, specifically those running versions 9.0.70 through 9.0.80 and 8.5.85 through 8.5.93. This issue, known as an incomplete cleanup vulnerability, can lead to a potential denial of service attack due to the accumulation of temporary files on the disk. It occurs when a web application opens a stream for an uploaded file but fails to close the stream, causing the file to never be deleted from the di
What should I do if I’m affected?
If you're affected by the CVE-2023-42794 vulnerability, it's crucial to take action to protect your system. To mitigate the risk, follow these simple steps:
Upgrade to Apache Tomcat version 9.0.81 or later, or 8.5.94 or later.
Ensure web applications properly close streams for uploaded files to prevent files from remaining on the disk indefinitely.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2023-42794 vulnerability, an Incomplete Cleanup issue in Apache Tomcat, is not listed in CISA's Known Exploited Vulnerabilities Catalog. This low-severity vulnerability affects specific Apache Tomcat versions and can lead to a potential denial of service attack due to the accumulation of temporary files on the disk.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-459, an Incomplete Cleanup issue in Apache Tomcat, affecting specific versions.
Learn More
CVE-2023-42794, an Incomplete Cleanup vulnerability in Apache Tomcat, affects specific versions and can lead to a potential denial of service attack on Windows systems. For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, visit the NVD page or refer to the sources below.
Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.
CVE-2023-42794 Report - Details, Severity, & Advisories
Twingate Team
•
Jun 13, 2024
What is CVE-2023-42794?
CVE-2023-42794 is a medium-severity vulnerability affecting Apache Tomcat on Windows systems. It involves an incomplete cleanup issue in the software's internal fork of Commons FileUpload, which can lead to a potential denial of service attack due to the accumulation of temporary files on the disk. The vulnerability specifically impacts Apache Tomcat versions 9.0.70 through 9.0.80 and 8.5.85 through 8.5.93. Users are advised to upgrade to fixed versions to mitigate the risk.
Who is impacted by this?
The CVE-2023-42794 vulnerability affects users of Apache Tomcat on Windows systems, specifically those running versions 9.0.70 through 9.0.80 and 8.5.85 through 8.5.93. This issue, known as an incomplete cleanup vulnerability, can lead to a potential denial of service attack due to the accumulation of temporary files on the disk. It occurs when a web application opens a stream for an uploaded file but fails to close the stream, causing the file to never be deleted from the di
What should I do if I’m affected?
If you're affected by the CVE-2023-42794 vulnerability, it's crucial to take action to protect your system. To mitigate the risk, follow these simple steps:
Upgrade to Apache Tomcat version 9.0.81 or later, or 8.5.94 or later.
Ensure web applications properly close streams for uploaded files to prevent files from remaining on the disk indefinitely.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2023-42794 vulnerability, an Incomplete Cleanup issue in Apache Tomcat, is not listed in CISA's Known Exploited Vulnerabilities Catalog. This low-severity vulnerability affects specific Apache Tomcat versions and can lead to a potential denial of service attack due to the accumulation of temporary files on the disk.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-459, an Incomplete Cleanup issue in Apache Tomcat, affecting specific versions.
Learn More
CVE-2023-42794, an Incomplete Cleanup vulnerability in Apache Tomcat, affects specific versions and can lead to a potential denial of service attack on Windows systems. For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, visit the NVD page or refer to the sources below.
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