CVE-2023-22652 : Vulnerability Insights and Analysis
CVE-2023-22652 involves a buffer overflow in openSUSE libeconf, leading to DoS attacks. Learn about impact, mitigation steps, and affected systems.
This CVE-2023-22652 was published by SUSE on June 1, 2023. It involves a vulnerability in openSUSE libeconf that could lead to a denial of service (DoS) attack through malformed configuration files.
Understanding CVE-2023-22652
This vulnerability, identified in openSUSE libeconf, could potentially allow for a buffer overflow attack leading to a DoS situation. It is crucial to understand the impact and technical details surrounding this CVE for effective mitigation and prevention strategies.
What is CVE-2023-22652?
The CVE-2023-22652 vulnerability in openSUSE libeconf is categorized as a "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" issue. This vulnerability can be exploited to cause a denial of service by an attacker through the use of malformed configuration files. It affects versions of libeconf before 0.5.2.
The Impact of CVE-2023-22652
The impact of this vulnerability is rated with a CVSS v3.1 base score of 3.3, which is considered low severity. It has a low attack complexity and requires user interaction, but it has the potential to disrupt availability through a DoS attack. The confidentiality and integrity of the system are not compromised.
Technical Details of CVE-2023-22652
Understanding the technical aspects of CVE-2023-22652 is essential for effectively addressing and mitigating the risks associated with this vulnerability.
Vulnerability Description
The vulnerability involves a stack buffer overflow in the "read_file" function of openSUSE libeconf, which could be exploited by an attacker to trigger a DoS condition by using specially crafted and oversized inputs.
Affected Systems and Versions
The vulnerability affects openSUSE libeconf versions prior to 0.5.2. Users operating on these versions are at risk of exploitation if proper mitigation measures are not implemented promptly.
Exploitation Mechanism
By manipulating input data in certain ways, attackers can exploit the vulnerability in the "read_file" function of libeconf to overrun the buffer and execute malicious code, leading to a DoS attack on the system.
Mitigation and Prevention
It is essential for organizations and users to take immediate steps to mitigate the risks posed by CVE-2023-22652 and implement long-term security practices to prevent similar vulnerabilities in the future.
Immediate Steps to Take
Immediately updating libeconf to version 0.5.2 or higher is crucial to address the vulnerability and prevent potential attacks leveraging this weakness. Organizations should also review and monitor their systems for any signs of exploitation.
Long-Term Security Practices
Implementing secure coding practices, conducting regular security assessments, and staying informed about potential vulnerabilities in software dependencies are essential long-term security practices to safeguard against similar buffer overflow vulnerabilities.
Patching and Updates
Regularly applying security patches and updates for all software components, including dependencies like libeconf, is paramount to fortifying the overall security posture of the system and reducing the risk of successful exploitation of known vulnerabilities.