CVE-2020-11806 Explained : Impact and Mitigation
Learn about CVE-2020-11806 affecting MailStore Outlook Add-in. Discover the impact, affected versions, and mitigation steps for this security vulnerability.
In MailStore Outlook Add-in (and Email Archive Outlook Add-in) through version 12.1.2, a vulnerability exists where the login process fails to validate the server's certificate.
Understanding CVE-2020-11806
This CVE entry highlights a security issue in the MailStore Outlook Add-in and Email Archive Outlook Add-in.
What is CVE-2020-11806?
The vulnerability in MailStore Outlook Add-in allows the login process to proceed without verifying the validity of the server's certificate, potentially exposing users to man-in-the-middle attacks.
The Impact of CVE-2020-11806
This vulnerability could lead to unauthorized access to sensitive information exchanged during the login process, compromising the confidentiality and integrity of data.
Technical Details of CVE-2020-11806
The technical aspects of the CVE provide insight into the specific details of the vulnerability.
Vulnerability Description
The flaw in MailStore Outlook Add-in allows attackers to intercept communication between the user and the server due to the lack of certificate validation during the login process.
Affected Systems and Versions
- Product: MailStore Outlook Add-in and Email Archive Outlook Add-in
- Versions affected: Up to version 12.1.2
Exploitation Mechanism
Attackers can exploit this vulnerability by intercepting the unvalidated certificate during the login process, potentially gaining unauthorized access to sensitive data.
Mitigation and Prevention
Protecting systems from CVE-2020-11806 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Users should refrain from using the affected versions of the MailStore Outlook Add-in until a patch is available.
- Consider alternative secure methods for accessing email archives to avoid potential risks.
Long-Term Security Practices
- Implement secure login processes that include certificate validation to prevent similar vulnerabilities in the future.
- Regularly update software and apply patches to address known security issues.
Patching and Updates
- Stay informed about security advisories from MailStore and apply patches promptly to mitigate the risk of exploitation.