CVE-2019-9138 : Security Advisory and Response
Learn about CVE-2019-9138, a high-severity Integer Overflow vulnerability in DaviewIndy versions 8.98.7 and earlier. Understand the impact, affected systems, exploitation method, and mitigation steps.
DaviewIndy versions 8.98.7 and prior contain an Integer Overflow vulnerability that can be exploited by opening a corrupted PhotoShop file. This could allow attackers to execute arbitrary code.
Understanding CVE-2019-9138
What is CVE-2019-9138?
CVE-2019-9138 is a vulnerability in DaviewIndy versions 8.98.7 and earlier, related to Integer Overflow.
The Impact of CVE-2019-9138
The vulnerability could lead to arbitrary code execution by attackers, compromising the confidentiality, integrity, and availability of the affected systems.
Technical Details of CVE-2019-9138
Vulnerability Description
The Integer Overflow vulnerability in DaviewIndy versions 8.98.7 and prior arises when handling malformed PhotoShop files, potentially enabling arbitrary code execution.
Affected Systems and Versions
- Product: DaviewIndy
- Vendor: HumanTalk Co,Ltd
- Vulnerable Versions: 8.98.7 and earlier
Exploitation Mechanism
The vulnerability can be triggered by opening a corrupted PhotoShop file, which is not properly processed by Daview.exe, allowing attackers to exploit the software.
Mitigation and Prevention
Immediate Steps to Take
- Update DaviewIndy to version 8.98.8, where the vulnerability is fixed.
- Avoid opening suspicious or untrusted PhotoShop files.
Long-Term Security Practices
- Regularly update software and apply security patches.
- Implement file validation mechanisms to detect and prevent malformed files.
Patching and Updates
Ensure timely installation of security updates and patches to mitigate known vulnerabilities.