CVE-2020-4875 : What You Need to Know

IBM Cognos Controller versions 10.4.0, 10.4.1, and 10.4.2 are susceptible to an XML External Entity Injection (XXE) vulnerability, potentially allowing remote attackers to access sensitive information or exhaust memory resources.

Understanding CVE-2020-4875

IBM Cognos Controller versions 10.4.0, 10.4.1, and 10.4.2 are affected by an XXE vulnerability.

What is CVE-2020-4875?

IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 are vulnerable to an XXE attack during XML data processing.
Exploiting this flaw could lead to the exposure of sensitive data or resource depletion.

The Impact of CVE-2020-4875

CVSS Base Score: 7.1 (High)
CVSS Vector: CVSS:3.0/UI:N/AV:N/AC:L/I:N/PR:L/S:U/A:L/C:H/E:U/RL:O/RC:C
Severity: High impact on confidentiality, medium temporal severity, low attack complexity, and network attack vector.

Technical Details of CVE-2020-4875

IBM Cognos Controller vulnerability specifics.

Vulnerability Description

XXE vulnerability in IBM Cognos Controller versions 10.4.0, 10.4.1, and 10.4.2.

Affected Systems and Versions

Products: Cognos Controller
Vendor: IBM
Vulnerable Versions: 10.4.0, 10.4.1, 10.4.2

Exploitation Mechanism

Attackers can exploit the XXE vulnerability in XML data processing to execute attacks.

Mitigation and Prevention

Protecting systems from CVE-2020-4875.

Immediate Steps to Take

Apply official fixes provided by IBM to address the vulnerability.
Monitor for any unusual activities on the affected systems.

Long-Term Security Practices

Regularly update and patch IBM Cognos Controller to prevent vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from IBM for Cognos Controller.