CVE-2018-1073 : Security Advisory and Response

In May 2018, a vulnerability was discovered in ovirt-engine prior to version 4.2.3, allowing attackers to identify valid usernames through distinct error messages. The CVE-2018-1073 impacts the security of the web console login form.

Understanding CVE-2018-1073

What is CVE-2018-1073?

The vulnerability in ovirt-engine before version 4.2.3 allowed attackers to determine valid usernames by observing different error messages for non-existent users and invalid passwords.

The Impact of CVE-2018-1073

This vulnerability could lead to a security breach by exposing valid usernames, potentially aiding attackers in unauthorized access attempts.

Technical Details of CVE-2018-1073

Vulnerability Description

The web console login form in ovirt-engine prior to version 4.2.3 produced distinguishable error messages, aiding attackers in identifying valid usernames.

Affected Systems and Versions

Product: ovirt-engine
Vendor: [UNKNOWN]
Versions Affected: ovirt-engine 4.2.3

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Base Score: 5.3 (Medium)
Confidentiality Impact: Low
Integrity Impact: None
Privileges Required: None
User Interaction: None
Vector String: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Mitigation and Prevention

Immediate Steps to Take

Upgrade to version 4.2.3 of ovirt-engine to mitigate the vulnerability.
Monitor login attempts for suspicious activity.

Long-Term Security Practices

Implement multi-factor authentication to enhance login security.
Regularly review and update access control policies.

Patching and Updates

Stay informed about security advisories from the vendor.
Apply patches and updates promptly to address known vulnerabilities.