CVE-2022-35729 : Exploit Details and Defense Strategies
Learn about CVE-2022-35729, a high-severity vulnerability in OpenBMC firmware in certain Intel(R) platforms <version 0.72, allowing unauthenticated users to trigger denial of service attacks.
A detailed overview of CVE-2022-35729 highlighting its impact, technical details, and mitigation strategies.
Understanding CVE-2022-35729
This section provides insights into the nature and implications of the CVE-2022-35729 vulnerability.
What is CVE-2022-35729?
The CVE-2022-35729 vulnerability involves an out-of-bounds read in firmware for OpenBMC in certain Intel(R) platforms prior to version 0.72. It could potentially allow an unauthenticated user to trigger denial of service through network access.
The Impact of CVE-2022-35729
The vulnerability poses a high severity threat, with a base score of 7.5 according to the CVSS 3.1 metrics. It could lead to a denial of service by exploiting the issue via network access.
Technical Details of CVE-2022-35729
This section outlines the specifics of the CVE-2022-35729 vulnerability.
Vulnerability Description
The vulnerability arises from an out-of-bounds read in the OpenBMC firmware of specific Intel(R) platforms before version 0.72, enabling potential denial of service attacks over network access.
Affected Systems and Versions
The impacted system is the OpenBMC firmware in Intel(R) platforms before version 0.72. Systems running on versions prior to 0.72 are vulnerable to exploitation.
Exploitation Mechanism
The vulnerability can be exploited by an unauthenticated user through network access, allowing them to trigger denial of service on affected systems.
Mitigation and Prevention
In this section, we discuss the steps to mitigate and prevent CVE-2022-35729.
Immediate Steps to Take
Users are advised to update their OpenBMC firmware to version 0.72 or later to address the vulnerability and prevent potential denial of service attacks.
Long-Term Security Practices
Implementing strong network security measures and regularly updating firmware can help enhance overall system security and mitigate similar vulnerabilities.
Patching and Updates
Regularly check for security advisories from Intel and apply patches and updates promptly to ensure protection against known vulnerabilities.