CVE-2018-1251 Explained : Impact and Mitigation
Learn about CVE-2018-1251, a URL Redirection vulnerability in Dell EMC Unity and UnityVSA versions prior to 4.3.1.1525703027. Understand the impact, exploitation mechanism, and mitigation steps.
A URL Redirection vulnerability has been identified in Dell EMC Unity and UnityVSA versions prior to 4.3.1.1525703027. This vulnerability could potentially be exploited by a remote unauthenticated attacker.
Understanding CVE-2018-1251
A URL Redirection vulnerability in Dell EMC Unity and UnityVSA versions prior to 4.3.1.1525703027.
What is CVE-2018-1251?
This CVE refers to a URL Redirection vulnerability in Dell EMC Unity and UnityVSA versions before 4.3.1.1525703027. It allows a remote unauthenticated attacker to redirect users to malicious web URLs.
The Impact of CVE-2018-1251
The vulnerability has a CVSS base score of 8.3 (High severity) with high impacts on confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2018-1251
A URL Redirection vulnerability affecting Dell EMC Unity and UnityVSA versions prior to 4.3.1.1525703027.
Vulnerability Description
- The vulnerability allows a remote unauthenticated attacker to redirect users to arbitrary web URLs.
- Attackers can trick victims into clicking on specially crafted Unisphere URLs to perform the redirection.
Affected Systems and Versions
- Products: Dell EMC Unity, Dell EMC UnityVSA
- Versions affected: Prior to 4.3.1.1525703027
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- User Interaction: Required
- Privileges Required: None
- Scope: Unchanged
- Exploitation involves tricking users into clicking on maliciously crafted Unisphere URLs.
Mitigation and Prevention
Steps to address and prevent the CVE-2018-1251 vulnerability.
Immediate Steps to Take
- Update affected systems to version 4.3.1.1525703027 or later.
- Educate users about phishing techniques and the risks of clicking on unknown URLs.
Long-Term Security Practices
- Regularly update and patch software to mitigate known vulnerabilities.
- Implement network security measures to detect and prevent malicious redirection attempts.
Patching and Updates
- Apply security patches provided by Dell EMC to fix the URL Redirection vulnerability.