cve-2021-44142 Report - Details, Severity, & Advisories
Twingate Team
•
Jul 4, 2024
What is cve-2021-44142?
CVE-2021-44142 is a high-severity vulnerability affecting the Samba vfs\_fruit module in certain versions of the software. This vulnerability allows remote attackers with write access to extended file attributes to execute arbitrary code with the privileges of the Samba daemon, typically root. Systems running vulnerable versions of Samba with vfs\_fruit configured are at risk, making it crucial for administrators to update their software to a patched version to mitigate this threat.
Who is impacted by this?
The CVE-2021-44142 vulnerability affects users of the Samba vfs\_fruit module, specifically those running versions prior to 4.13.17, 4.14.12, and 4.15.5. This issue can lead to unauthorized code execution by remote attackers with write access to extended file attributes. It is important for users of the affected Samba versions to be aware of this vulnerability and take appropriate action to protect their systems.
What to do if cve-2021-44142 affected you
If you're affected by the CVE-2021-44142 vulnerability, it's crucial to take action to protect your system. Follow these simple steps:
Check if you're running a vulnerable version of Samba with vfs\_fruit configured.
Update your Samba software to a patched version (4.13.17, 4.14.12, or 4.15.5 or later).
If updating is not possible, consider removing the "fruit" VFS module from your Samba configuration as a workaround.
By taking these steps, you can help mitigate the risk posed by this high-severity vulnerability.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2021-44142 vulnerability is not listed in CISA's Known Exploited Vulnerabilities Catalog. To protect your system, it's important to update Samba to versions 4.13.17, 4.14.12, or 4.15.5, or apply the available patch as soon as possible.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-787 (Out-of-bounds Write) and CWE-125 (Out-of-bounds Read), affecting the Samba vfs\_fruit module.
Learn More
For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the sources listed below.
Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.
cve-2021-44142 Report - Details, Severity, & Advisories
Twingate Team
•
Jul 4, 2024
What is cve-2021-44142?
CVE-2021-44142 is a high-severity vulnerability affecting the Samba vfs\_fruit module in certain versions of the software. This vulnerability allows remote attackers with write access to extended file attributes to execute arbitrary code with the privileges of the Samba daemon, typically root. Systems running vulnerable versions of Samba with vfs\_fruit configured are at risk, making it crucial for administrators to update their software to a patched version to mitigate this threat.
Who is impacted by this?
The CVE-2021-44142 vulnerability affects users of the Samba vfs\_fruit module, specifically those running versions prior to 4.13.17, 4.14.12, and 4.15.5. This issue can lead to unauthorized code execution by remote attackers with write access to extended file attributes. It is important for users of the affected Samba versions to be aware of this vulnerability and take appropriate action to protect their systems.
What to do if cve-2021-44142 affected you
If you're affected by the CVE-2021-44142 vulnerability, it's crucial to take action to protect your system. Follow these simple steps:
Check if you're running a vulnerable version of Samba with vfs\_fruit configured.
Update your Samba software to a patched version (4.13.17, 4.14.12, or 4.15.5 or later).
If updating is not possible, consider removing the "fruit" VFS module from your Samba configuration as a workaround.
By taking these steps, you can help mitigate the risk posed by this high-severity vulnerability.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2021-44142 vulnerability is not listed in CISA's Known Exploited Vulnerabilities Catalog. To protect your system, it's important to update Samba to versions 4.13.17, 4.14.12, or 4.15.5, or apply the available patch as soon as possible.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-787 (Out-of-bounds Write) and CWE-125 (Out-of-bounds Read), affecting the Samba vfs\_fruit module.
Learn More
For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the sources listed below.
Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.
cve-2021-44142 Report - Details, Severity, & Advisories
Twingate Team
•
Jul 4, 2024
What is cve-2021-44142?
CVE-2021-44142 is a high-severity vulnerability affecting the Samba vfs\_fruit module in certain versions of the software. This vulnerability allows remote attackers with write access to extended file attributes to execute arbitrary code with the privileges of the Samba daemon, typically root. Systems running vulnerable versions of Samba with vfs\_fruit configured are at risk, making it crucial for administrators to update their software to a patched version to mitigate this threat.
Who is impacted by this?
The CVE-2021-44142 vulnerability affects users of the Samba vfs\_fruit module, specifically those running versions prior to 4.13.17, 4.14.12, and 4.15.5. This issue can lead to unauthorized code execution by remote attackers with write access to extended file attributes. It is important for users of the affected Samba versions to be aware of this vulnerability and take appropriate action to protect their systems.
What to do if cve-2021-44142 affected you
If you're affected by the CVE-2021-44142 vulnerability, it's crucial to take action to protect your system. Follow these simple steps:
Check if you're running a vulnerable version of Samba with vfs\_fruit configured.
Update your Samba software to a patched version (4.13.17, 4.14.12, or 4.15.5 or later).
If updating is not possible, consider removing the "fruit" VFS module from your Samba configuration as a workaround.
By taking these steps, you can help mitigate the risk posed by this high-severity vulnerability.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2021-44142 vulnerability is not listed in CISA's Known Exploited Vulnerabilities Catalog. To protect your system, it's important to update Samba to versions 4.13.17, 4.14.12, or 4.15.5, or apply the available patch as soon as possible.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-787 (Out-of-bounds Write) and CWE-125 (Out-of-bounds Read), affecting the Samba vfs\_fruit module.
Learn More
For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the sources listed below.
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