CVE-2023-31518 : Security Advisory and Response
CVE-2023-31518 exposes teeworlds v0.7.5 to a heap use-after-free vulnerability, allowing attackers to trigger a DoS attack via a specially crafted map file. Learn about its impact and mitigation steps.
A heap use-after-free vulnerability in the component CDataFileReader::GetItem of teeworlds v0.7.5 can be exploited by attackers to trigger a Denial of Service (DoS) attack through a specially crafted map file.
Understanding CVE-2023-31518
This section delves into the details of the CVE-2023-31518 vulnerability.
What is CVE-2023-31518?
The CVE-2023-31518 vulnerability is a heap use-after-free issue in the teeworlds v0.7.5 component CDataFileReader::GetItem. Attackers can exploit this vulnerability by using a manipulated map file to launch a Denial of Service (DoS) attack.
The Impact of CVE-2023-31518
The impact of this vulnerability is the potential for attackers to disrupt the normal functioning of teeworlds v0.7.5 by causing a DoS condition, resulting in denial of service to legitimate users.
Technical Details of CVE-2023-31518
In this section, we explore the technical aspects of CVE-2023-31518.
Vulnerability Description
The vulnerability lies in the CDataFileReader::GetItem component of teeworlds v0.7.5, where a heap use-after-free issue occurs, allowing attackers to exploit it using a specially crafted map file.
Affected Systems and Versions
The vulnerability affects teeworlds v0.7.5, exposing systems with this version to the risk of a DoS attack when processing malicious map files.
Exploitation Mechanism
Attackers can exploit this vulnerability by creating a carefully crafted map file that triggers the use-after-free condition in the CDataFileReader::GetItem component, leading to a DoS exploit.
Mitigation and Prevention
This section provides guidance on mitigating and preventing the CVE-2023-31518 vulnerability.
Immediate Steps to Take
Users are advised to update to a patched version of teeworlds to mitigate the risk associated with CVE-2023-31518. Additionally, exercise caution when processing map files from untrusted sources.
Long-Term Security Practices
Developers should implement secure coding practices to prevent similar heap use-after-free vulnerabilities in their software. Regular security audits and code reviews are essential for maintaining system integrity.
Patching and Updates
Stay informed about security patches and updates released by teeworlds to address CVE-2023-31518 and other potential vulnerabilities.