Samba - Multiple Vulnerabilities
Summary
DLA-1110-1: samba - security update. Affects samba versions < 2:3.6.6-6+deb7u14. Fixed in 2:3.6.6-6+deb7u14. How to fix ↓
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Background
Samba is an open-source software suite that provides file and print services for Windows clients. It allows Linux and Unix systems to act as file and print servers for Windows systems. Samba is widely used in enterprise environments to enable interoperability between Windows and non-Windows systems. However, multiple vulnerabilities have been discovered in Samba that could potentially compromise the security and integrity of the system.
Vulnerability Detail
Two vulnerabilities have been identified in Samba:
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CVE-2017-12150: This vulnerability allows an attacker to bypass SMB signing, which could lead to unauthorized access or data tampering. The issue arises from multiple code paths where SMB signing is not enforced.
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CVE-2017-12163: This vulnerability occurs due to insufficient range checks in the processing of SMB1 write requests. An attacker could exploit this flaw to disclose server memory, potentially exposing sensitive information.
How To Fix
Minimum fixed version
2:3.6.6-6+deb7u14
This is the first release that contains the fix.
sudo apt-get install --only-upgrade sambaTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There are no specific workarounds mentioned for these vulnerabilities. It is crucial to apply the recommended fix by upgrading the Samba packages to the patched version.
Conclusion
Samba is affected by two vulnerabilities that could potentially compromise the security and integrity of the system. It is highly recommended to upgrade your Samba packages to the patched version to mitigate the risk of exploitation. For further support on vulnerability remediation, you can reach out to DevNack.com.
See every vulnerability recorded for samba →
FAQ
Samba is an open-source software suite that enables file and print services for Windows clients on Linux and Unix systems.
SMB signing is a security feature that ensures the integrity and authenticity of SMB packets exchanged between clients and servers. It prevents tampering and unauthorized access to data.
The vulnerabilities could allow attackers to bypass SMB signing and gain unauthorized access or tamper with data. Additionally, the insufficient range checks in SMB1 write requests could lead to the disclosure of server memory, potentially exposing sensitive information.
To upgrade your Samba packages, follow the official upgrade instructions provided by Debian. Ensure that you have the latest security updates installed to mitigate the risk of exploitation.
There are no specific workarounds mentioned for these vulnerabilities. It is crucial to apply the recommended fix by upgrading the Samba packages to the patched version.
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