CVE-2017-11323 : Security Advisory and Response
Learn about CVE-2017-11323, a vulnerability in ESTsoft ALZip 8.51 and earlier versions allowing remote code execution. Find out how to mitigate this security risk.
A vulnerability in ESTsoft ALZip 8.51 and earlier versions allows remote attackers to execute arbitrary code through a stack-based buffer overflow when using specially crafted MS-DOS device files.
Understanding CVE-2017-11323
This CVE entry describes a security issue in ESTsoft ALZip versions that can be exploited by attackers to run malicious code.
What is CVE-2017-11323?
The vulnerability in ESTsoft ALZip 8.51 and previous versions enables remote attackers to execute arbitrary code by leveraging a stack-based buffer overflow. This can be achieved by utilizing a specifically crafted MS-DOS device file, such as a filename starting with "AUX".
The Impact of CVE-2017-11323
The exploitation of this vulnerability can lead to remote code execution, posing a significant threat to the security and integrity of affected systems.
Technical Details of CVE-2017-11323
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The stack-based buffer overflow in ESTsoft ALZip 8.51 and earlier versions allows attackers to execute arbitrary code by manipulating MS-DOS device files.
Affected Systems and Versions
- Product: ESTsoft ALZip
- Vendor: ESTsoft
- Versions affected: 8.51 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability by using specially crafted MS-DOS device files, particularly filenames starting with "AUX".
Mitigation and Prevention
Protecting systems from CVE-2017-11323 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update ESTsoft ALZip to the latest version to mitigate the vulnerability.
- Avoid opening or downloading files from untrusted or unknown sources.
Long-Term Security Practices
- Regularly update software and operating systems to patch known vulnerabilities.
- Implement network security measures to detect and prevent malicious activities.
Patching and Updates
Ensure timely installation of security patches and updates provided by ESTsoft to address the CVE-2017-11323 vulnerability.