CVE-2018-1845 : What You Need to Know

IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 are susceptible to XML External Entity Injection (XXE) attacks, potentially leading to data exposure or resource exhaustion.

Understanding CVE-2018-1845

This CVE involves a vulnerability in IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 that could be exploited by attackers for malicious purposes.

What is CVE-2018-1845?

The XML External Entity Injection (XXE) attack targets XML data processing in IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7. It can result in the disclosure of sensitive information or excessive memory resource usage.

The Impact of CVE-2018-1845

CVSS Base Score: 7.1 (High Severity)
Confidentiality Impact: High
Attack Vector: Network
Exploit Code Maturity: Unproven
Temporal Score: 6.2 (Medium Severity)
This vulnerability poses a significant risk to the confidentiality of data processed by the affected versions of IBM InfoSphere Information Server.

Technical Details of CVE-2018-1845

IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 are affected by the following:

Vulnerability Description

The vulnerability allows for XML External Entity Injection (XXE) attacks during XML data processing.

Affected Systems and Versions

IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7

Exploitation Mechanism

Attackers can exploit this vulnerability remotely to access sensitive information or cause memory resource depletion.

Mitigation and Prevention

To address CVE-2018-1845, consider the following steps:

Immediate Steps to Take

Apply official fixes provided by IBM for the affected versions.
Monitor for any unusual memory resource usage or data exposure.

Long-Term Security Practices

Regularly update and patch IBM InfoSphere Information Server to mitigate known vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from IBM to address vulnerabilities promptly.