CVE-2019-14982 : Vulnerability Insights and Analysis
Learn about CVE-2019-14982, an integer overflow vulnerability in Exiv2 versions before v0.27.2. Exploiting this issue could lead to a buffer overflow and system crash. Find out how to mitigate and prevent this vulnerability.
Exiv2 versions prior to v0.27.2 contain an integer overflow vulnerability in the WebPImage component, specifically in the getHeaderOffset function within webpimage.cpp. Exploiting this vulnerability could lead to a buffer overflow and system crash.
Understanding CVE-2019-14982
This CVE involves an integer overflow vulnerability in Exiv2 versions before v0.27.2, affecting the WebPImage component.
What is CVE-2019-14982?
CVE-2019-14982 is a security vulnerability in Exiv2 that allows for an integer overflow in the WebPImage component, potentially resulting in a buffer overflow and system crash.
The Impact of CVE-2019-14982
The exploitation of this vulnerability could lead to a buffer overflow, which may result in a system crash or potentially allow an attacker to execute arbitrary code on the affected system.
Technical Details of CVE-2019-14982
Exiv2 versions prior to v0.27.2 are susceptible to this vulnerability.
Vulnerability Description
The vulnerability stems from an integer overflow in the getHeaderOffset function within webpimage.cpp, part of the WebPImage component in Exiv2.
Affected Systems and Versions
- Exiv2 versions before v0.27.2
Exploitation Mechanism
Exploiting this vulnerability involves triggering the integer overflow in the getHeaderOffset function, leading to a buffer overflow and potential system crash.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-14982.
Immediate Steps to Take
- Update Exiv2 to version v0.27.2 or later to mitigate the vulnerability.
- Monitor for any unusual system behavior that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update software and components to the latest versions to patch known vulnerabilities.
- Implement secure coding practices to prevent integer overflow vulnerabilities.
Patching and Updates
- Apply patches provided by Exiv2 promptly to address CVE-2019-14982 and other potential security issues.