CVE-2022-42272 : Vulnerability Insights and Analysis
Learn about CVE-2022-42272, a critical vulnerability in NVIDIA BMC IPMI handler that allows buffer overflow, leading to code execution, denial of service, and privilege escalation.
NVIDIA BMC contains a vulnerability in IPMI handler, allowing an authorized attacker to cause a buffer overflow, potentially leading to code execution, denial of service, or privilege escalation.
Understanding CVE-2022-42272
This section provides insights into the nature and impact of CVE-2022-42272.
What is CVE-2022-42272?
CVE-2022-42272 is a vulnerability found in NVIDIA BMC IPMI handler, enabling attackers to trigger a buffer overflow, posing severe risks like code execution, denial of service, and privilege escalation.
The Impact of CVE-2022-42272
The impact of this vulnerability includes the potential for unauthorized code execution, denial of service, and the escalation of attacker privileges.
Technical Details of CVE-2022-42272
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Vulnerability Description
The vulnerability in NVIDIA BMC's IPMI handler facilitates buffer overflow, significantly enhancing the risk of code execution, denial of service attacks, and privilege escalation.
Affected Systems and Versions
All versions of NVIDIA DGX servers with BMC firmware prior to 00.19.07 are affected by this vulnerability.
Exploitation Mechanism
The vulnerability in the IPMI handler allows authorized attackers to exploit a buffer overflow, potentially leading to severe consequences like code execution, denial of service, or privilege escalation.
Mitigation and Prevention
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Immediate Steps to Take
To address this vulnerability, users are advised to update the BMC firmware to version 00.19.07 or newer to eliminate the risk of exploitation.
Long-Term Security Practices
Implement robust security practices, including regular security audits, network segmentation, and access control measures, to enhance overall system security.
Patching and Updates
Regularly monitor vendor updates and security advisories to apply patches promptly and protect against potential vulnerabilities.