CVE-2019-17258 : Security Advisory and Response
Learn about CVE-2019-17258 affecting IrfanView 4.53, allowing control of a write address starting at JPEG_LS+0x000000000000839c. Find mitigation steps and prevention measures.
IrfanView 4.53 allows control of a write address starting at JPEG_LS+0x000000000000839c using data obtained from a faulting address.
Understanding CVE-2019-17258
The vulnerability in IrfanView version 4.53 allows an attacker to manipulate a write address using data from a faulting address.
What is CVE-2019-17258?
The latest version of IrfanView, 4.53, enables the control of a write address that starts at JPEG_LS+0x000000000000839c using data obtained from a faulting address.
The Impact of CVE-2019-17258
This vulnerability could be exploited by an attacker to execute arbitrary code or cause a denial of service on a system running the affected software.
Technical Details of CVE-2019-17258
Vulnerability Description
IrfanView 4.53 allows Data from a Faulting Address to control a subsequent Write Address starting at JPEG_LS+0x000000000000839c.
Affected Systems and Versions
- Product: IrfanView
- Version: 4.53
Exploitation Mechanism
The vulnerability allows an attacker to manipulate a write address using data from a faulting address, potentially leading to unauthorized code execution or system disruption.
Mitigation and Prevention
Immediate Steps to Take
- Update IrfanView to the latest version to mitigate the vulnerability.
- Avoid opening untrusted or suspicious files received from unknown sources.
Long-Term Security Practices
- Regularly update software and applications to patch known vulnerabilities.
- Implement network security measures to prevent unauthorized access.
Patching and Updates
Ensure that all software, including IrfanView, is regularly updated with the latest security patches to protect against known vulnerabilities.