CVE-2018-18775 : What You Need to Know

Microstrategy Web version 7 is susceptible to Cross-Site Scripting (XSS) attacks due to inadequate encoding of user inputs. This CVE was published on October 31, 2018.

Understanding CVE-2018-18775

Microstrategy Web version 7 has a vulnerability that allows for XSS attacks due to improper input encoding.

What is CVE-2018-18775?

The Login.asp Msg parameter in Microstrategy Web version 7 is vulnerable to XSS attacks because of insufficient encoding of user-controlled inputs. This product is deprecated.

The Impact of CVE-2018-18775

Attackers can execute malicious scripts in the context of the user's session, leading to account compromise or data theft.
Exploitation of this vulnerability can result in unauthorized access to sensitive information.

Technical Details of CVE-2018-18775

Microstrategy Web version 7's XSS vulnerability is a critical security issue.

Vulnerability Description

The Login.asp Msg parameter in Microstrategy Web version 7 lacks proper input encoding, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

Product: Microstrategy Web version 7
Vendor: Microstrategy
Versions: All versions of Microstrategy Web 7

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the Login.asp Msg parameter, which executes in the context of the user's session.

Mitigation and Prevention

Immediate action is necessary to mitigate the risks posed by CVE-2018-18775.

Immediate Steps to Take

Upgrade to a supported version of Microstrategy Web to eliminate the vulnerability.
Implement input validation and output encoding to prevent XSS attacks.
Regularly monitor and audit web application logs for suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Train developers and administrators on secure coding practices to prevent similar issues in the future.

Patching and Updates

Apply security patches and updates provided by Microstrategy to address the XSS vulnerability in version 7.