CVE-2023-38583 : Security Advisory and Response
Discover the details of CVE-2023-38583, a stack-based buffer overflow vulnerability in GTKWave 3.3.115, allowing arbitrary code execution. Learn about the impact, affected systems, and mitigation steps.
A stack-based buffer overflow vulnerability has been discovered in GTKWave 3.3.115, which could allow arbitrary code execution when a specially crafted .lxt2 file is opened. This CVE has a CVSS base score of 7.8, indicating a high severity.
Understanding CVE-2023-38583
This section will cover the details of CVE-2023-38583, including its impact, technical description, affected systems, exploitation mechanism, mitigation, and prevention.
What is CVE-2023-38583?
CVE-2023-38583 is a stack-based buffer overflow vulnerability in the LXT2 lxt2_rd_expand_integer_to_bits function of GTKWave 3.3.115, that can be exploited using a specially crafted .lxt2 file to execute arbitrary code.
The Impact of CVE-2023-38583
The impact of this vulnerability is significant, with a CVSS base score of 7.8 (High), posing a threat to confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2023-38583
Let's delve deeper into the technical aspects of CVE-2023-38583 to understand the vulnerability better.
Vulnerability Description
The vulnerability arises from a stack-based buffer overflow in the lxt2_rd_expand_integer_to_bits function, allowing attackers to execute arbitrary code through a malicious .lxt2 file.
Affected Systems and Versions
The vulnerability affects GTKWave version 3.3.115. Users of this version are at risk of exploitation if they open a specially crafted .lxt2 file.
Exploitation Mechanism
Exploitation of CVE-2023-38583 occurs when a victim opens a malicious .lxt2 file, triggering the stack-based buffer overflow and enabling the execution of arbitrary code.
Mitigation and Prevention
To safeguard systems from CVE-2023-38583, immediate actions and long-term security practices are recommended.
Immediate Steps to Take
Users are advised to refrain from opening untrusted .lxt2 files and promptly update GTKWave to a patched version to mitigate the vulnerability.
Long-Term Security Practices
Incorporating secure coding practices, ongoing vulnerability assessments, and threat monitoring can enhance the overall security posture against similar vulnerabilities.
Patching and Updates
Regularly updating software applications, including GTKWave, to the latest secure versions is crucial for addressing known vulnerabilities and strengthening system defenses.