CVE-2023-28448 : Security Advisory and Response
Learn about CVE-2023-28448, a medium severity issue in Versionize framework leading to out-of-bounds memory access. Mitigation steps included.
This CVE-2023-28448 pertains to an issue in the Versionize framework that could potentially lead to out-of-bounds memory access due to the lack of bound checks. The vulnerability affects versions prior to 0.1.10 of the versionize product.
Understanding CVE-2023-28448
This section will delve into what CVE-2023-28448 is about and its impact, along with technical details and mitigation steps.
What is CVE-2023-28448?
Vulnerability Description
Versionize is a framework used for version tolerant serialization/deserialization of data structures in Rust. The vulnerability lies in the 'Versionize::deserialize' implementation provided by the 'versionize' crate for 'vmm_sys_utils::fam::FamStructWrapper'. This flaw can result in out-of-bounds memory accesses. The issue was identified in version 0.1.1 and addressed in version 0.1.10 by adding a check to ensure the equality of the lengths of compared flexible arrays and halting deserialization if not equal.
The Impact of CVE-2023-28448
The impact of CVE-2023-28448 is classified as medium severity with a CVSS base score of 5.7. The vulnerability has a low attack complexity and requires local access, with low confidentiality and integrity impacts. No user interaction or special privileges are needed for exploitation.
Technical Details of CVE-2023-28448
Affected Systems and Versions
The vulnerability affects the 'versionize' product developed by 'firecracker-microvm' specifically versions prior to 0.1.10.
Exploitation Mechanism
The exploitation of this vulnerability can lead to out-of-bounds memory access, potentially compromising the stability and security of the affected systems.
Mitigation and Prevention
In order to mitigate the risks associated with CVE-2023-28448, immediate steps and long-term security practices are recommended.
Immediate Steps to Take
It is crucial to update the 'versionize' product to version 0.1.10 or newer as soon as possible to prevent exploitation of this vulnerability. Additionally, reviewing and monitoring data deserialization processes can help in detecting any unusual activities.
Long-Term Security Practices
Implementing secure coding practices, conducting regular security audits, and staying informed about the latest vulnerabilities and patches are essential for maintaining the overall security posture of systems and applications.
Patching and Updates
Regularly checking for security advisories and updates from the 'firecracker-microvm' repository for the 'versionize' product is recommended. Applying patches promptly can help in closing security gaps and safeguarding against potential threats.