CVE-2020-4767 : Vulnerability Insights and Analysis
Discover the impact of CVE-2020-4767 on IBM Sterling Connect Direct for Microsoft Windows versions 4.7, 4.8, 6.0, and 6.1. Learn about the denial of service vulnerability and how to prevent exploitation.
IBM Sterling Connect Direct for Microsoft Windows 4.7, 4.8, 6.0, and 6.1 are affected by a vulnerability that could allow a remote attacker to cause a denial of service. This CVE was published on October 27, 2020.
Understanding CVE-2020-4767
This section provides insights into the nature and impact of the CVE-2020-4767 vulnerability.
What is CVE-2020-4767?
CVE-2020-4767 is a vulnerability in IBM Sterling Connect Direct for Microsoft Windows versions 4.7, 4.8, 6.0, and 6.1. It enables a remote attacker to trigger a denial of service by exploiting a buffer over-read issue. By sending a specially crafted request, the attacker can crash the application.
The Impact of CVE-2020-4767
The vulnerability has a CVSS base score of 7.5 (High severity) with a HIGH impact on availability. The attack complexity is LOW, and no user interaction or privileges are required. The exploit code maturity is UNPROVEN.
Technical Details of CVE-2020-4767
This section delves into the technical aspects of the CVE-2020-4767 vulnerability.
Vulnerability Description
The vulnerability in IBM Sterling Connect Direct for Microsoft Windows versions 4.7, 4.8, 6.0, and 6.1 allows a remote attacker to perform a denial of service attack through a buffer over-read.
Affected Systems and Versions
- Product: Sterling Connect Direct for Microsoft Windows
- Vendor: IBM
- Affected Versions: 4.7, 4.8, 6.0, 6.1
Exploitation Mechanism
The attacker can exploit this vulnerability by sending a specially crafted request to the application, leading to a crash.
Mitigation and Prevention
Learn how to mitigate and prevent the CVE-2020-4767 vulnerability.
Immediate Steps to Take
- Apply the official fix provided by IBM to address the vulnerability.
- Monitor IBM's security bulletins for updates and patches.
Long-Term Security Practices
- Regularly update and patch the affected software to prevent exploitation.
- Implement network security measures to detect and block malicious requests.
Patching and Updates
Ensure that you regularly update IBM Sterling Connect Direct for Microsoft Windows to the latest version to mitigate known vulnerabilities.