CVE-2023-49994 : Exploit Details and Defense Strategies

Espeak-ng 1.52-dev was discovered to contain a Floating Point Exception via the function PeaksToHarmspect at wavegen.c.

Understanding CVE-2023-49994

This CVE involves a vulnerability in Espeak-ng 1.52-dev that leads to a Floating Point Exception.

What is CVE-2023-49994?

CVE-2023-49994 is a vulnerability found in Espeak-ng 1.52-dev, which allows attackers to trigger a Floating Point Exception using the PeaksToHarmspect function in wavegen.c.

The Impact of CVE-2023-49994

This vulnerability could be exploited by malicious actors to cause a denial of service or potentially execute arbitrary code on the affected system.

Technical Details of CVE-2023-49994

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in Espeak-ng 1.52-dev triggers a Floating Point Exception in the PeaksToHarmspect function.

Affected Systems and Versions

All versions of Espeak-ng 1.52-dev are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the vulnerable function in the wavegen.c file to trigger a Floating Point Exception.

Mitigation and Prevention

To secure systems from CVE-2023-49994, users are advised to take the following measures.

Immediate Steps to Take

Consider updating Espeak-ng to a patched version or applying available security updates.
Monitor vendor advisories and security mailing lists for any patches or workarounds.

Long-Term Security Practices

Regularly update software and systems to mitigate known vulnerabilities.
Implement proper input validation mechanisms to prevent similar exploitation paths.

Patching and Updates

Ensure timely application of patches and updates to address security issues like CVE-2023-49994.