CVE-2020-4794 : Exploit Details and Defense Strategies
Learn about CVE-2020-4794 affecting IBM products like Automation Workstream Services, Business Automation Workflow, and Business Process Manager. Find out how this vulnerability could allow unauthorized access or service disruption.
IBM Automation Workstream Services, Business Automation Workflow, and Business Process Manager by IBM are affected by a vulnerability that could allow an authenticated user to obtain sensitive information or cause a denial of service due to improper authorization checking.
Understanding CVE-2020-4794
This CVE was published on December 18, 2020, with a CVSS base score of 5.4, indicating a medium severity vulnerability.
What is CVE-2020-4794?
CVE-2020-4794 affects IBM products including Automation Workstream Services versions 19.0.3, 20.0.1, 20.0.2, Business Automation Workflow versions 18.0, 19.0, and 20.0, and Business Process Manager version 8.6. The vulnerability could be exploited by authenticated users to access sensitive data or disrupt services due to inadequate authorization checks.
The Impact of CVE-2020-4794
The vulnerability poses a medium risk, with a CVSS base score of 5.4. If exploited, it could lead to unauthorized access to sensitive information or denial of service.
Technical Details of CVE-2020-4794
CVE-2020-4794 has the following technical details:
Vulnerability Description
The vulnerability in IBM products allows authenticated users to exploit improper authorization checks, potentially leading to unauthorized access or service disruption.
Affected Systems and Versions
- Automation Workstream Services: 19.0.3, 20.0.1, 20.0.2
- Business Automation Workflow: 18.0, 19.0, 20.0
- Business Process Manager: 8.6
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Exploit Code Maturity: Unproven
Mitigation and Prevention
To address CVE-2020-4794, consider the following steps:
Immediate Steps to Take
- Apply official fixes provided by IBM.
- Monitor for any unauthorized access or service disruptions.
Long-Term Security Practices
- Regularly review and update authorization mechanisms.
- Conduct security training for users to prevent unauthorized access.
Patching and Updates
- Stay informed about security bulletins and updates from IBM.
- Apply patches promptly to mitigate the vulnerability.