CVE-2019-9882 : Vulnerability Insights and Analysis

A CSRF vulnerability in MailSherlock MSR35 and MSR45 allows attackers to manipulate whitelist email sources.

Understanding CVE-2019-9882

This CVE identifies a security flaw in MailSherlock MSR35 and MSR45 that enables unauthorized insertion of harmful email sources into the whitelist.

What is CVE-2019-9882?

The vulnerability in MailSherlock MSR35 and MSR45 allows attackers to add malicious email sources to the whitelist without requiring any authorization, posing a significant security risk.

The Impact of CVE-2019-9882

The presence of multiple modules in MailSherlock MSR35 and MSR45 results in a vulnerability to CSRF, enabling attackers to manipulate whitelist email sources.

Technical Details of CVE-2019-9882

This section provides detailed technical information about the CVE-2019-9882 vulnerability.

Vulnerability Description

The vulnerability allows attackers to insert harmful email sources into the whitelist by utilizing a specific URL without authorization.

Affected Systems and Versions

MailSherlock MSR35: Versions less than 1.5-328 are affected, including iSherlock-base, iSherlock-useradmin, iSherlock-sysinfo, and iSherlock-user.
MailSherlock MSR45: Versions less than 4.5-206 are affected, including iSherlock-base, iSherlock-useradmin, iSherlock-sysinfo, and iSherlock-user.

Exploitation Mechanism

Attackers exploit the vulnerability by manipulating the URL 'user/save_list.php' to add harmful email sources to the whitelist without proper authorization.

Mitigation and Prevention

Protect your systems from the CVE-2019-9882 vulnerability with these mitigation strategies.

Immediate Steps to Take

Update affected MailSherlock versions to the patched releases to prevent exploitation.
Monitor whitelist changes for any unauthorized additions.

Long-Term Security Practices

Implement strict access controls to prevent unauthorized access to whitelist settings.
Conduct regular security audits to identify and address potential vulnerabilities.

Patching and Updates

Apply security patches provided by OAKlouds promptly to address the CSRF vulnerability in MailSherlock MSR35 and MSR45.