CVE-2018-1730 : What You Need to Know

IBM QRadar SIEM 7.2 and 7.3 are susceptible to an XML External Entity Injection (XXE) attack, potentially leading to exposure of sensitive data or memory resource consumption.

Understanding CVE-2018-1730

This CVE involves a vulnerability in the XML data processing functionality of IBM QRadar SIEM versions 7.2 and 7.3.

What is CVE-2018-1730?

The vulnerability allows a remote attacker to exploit the XML External Entity Injection (XXE) flaw in IBM QRadar SIEM 7.2 and 7.3, enabling them to access confidential information or exhaust memory resources.

The Impact of CVE-2018-1730

CVSS Base Score: 7.1 (High)
CVSS Vector: CVSS:3.0/A:L/AC:L/AV:N/C:H/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O
Severity: High
Confidentiality Impact: High
Attack Vector: Network
Attack Complexity: Low
Availability Impact: Low
Exploit Code Maturity: Unproven
User Interaction: None
Remediation Level: Official Fix
Report Confidence: Confirmed
Temporal Score: 6.2 (Medium)

Technical Details of CVE-2018-1730

Vulnerability Description

The vulnerability in IBM QRadar SIEM versions 7.2 and 7.3 allows for XML External Entity Injection (XXE) attacks, posing a risk of data exposure and resource depletion.

Affected Systems and Versions

Affected Product: QRadar SIEM
Vendor: IBM
Affected Versions: 7.2, 7.3

Exploitation Mechanism

The vulnerability can be exploited remotely by manipulating XML data to execute XXE attacks, potentially leading to information disclosure or resource exhaustion.

Mitigation and Prevention

Immediate Steps to Take

Apply official fixes provided by IBM to address the vulnerability.
Monitor security advisories for updates and patches related to IBM QRadar SIEM.

Long-Term Security Practices

Regularly update and patch IBM QRadar SIEM to mitigate known vulnerabilities.
Implement network security measures to prevent unauthorized access and data breaches.

Patching and Updates

IBM has released patches and fixes to address the XXE vulnerability in QRadar SIEM versions 7.2 and 7.3.