CVE-2017-2806 Explained : Impact and Mitigation
Learn about CVE-2017-2806, a vulnerability in Lexmark's Perceptive Document Filters XLS parsing functionality, allowing memory disclosure. Find mitigation steps and impact details here.
A vulnerability in the XLS parsing functionality of Lexmark's Perceptive Document Filters allows attackers to trigger a memory disclosure, potentially accessing sensitive information on affected versions.
Understanding CVE-2017-2806
This CVE involves an arbitrary read vulnerability in the XLS parsing of Lexmark's Perceptive Document Filters, impacting versions 11.3.0.2228 and 11.3.0.2400.
What is CVE-2017-2806?
The vulnerability in the XLS parsing functionality of Lexmark's Perceptive Document Filters allows attackers to exploit a memory disclosure, potentially leading to unauthorized access to sensitive data.
The Impact of CVE-2017-2806
The vulnerability has a CVSS base score of 4.3, indicating a medium severity issue. It requires user interaction and has low confidentiality impact.
Technical Details of CVE-2017-2806
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability allows for an arbitrary read in the XLS parsing of Lexmark's Perceptive Document Filters, leading to memory disclosure.
Affected Systems and Versions
- Product: Perceptive Document Filters
- Vendor: Lexmark
- Affected Versions: 11.3.0.2228, 11.3.0.2400
Exploitation Mechanism
Attackers can exploit the vulnerability by using a manipulated XLS document to trigger a memory disclosure, enabling them to access sensitive information.
Mitigation and Prevention
Protecting systems from CVE-2017-2806 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Lexmark promptly.
- Avoid opening XLS documents from untrusted or unknown sources.
- Monitor for any unusual XLS parsing behavior.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security awareness training to educate users on safe document handling practices.
Patching and Updates
Ensure that all systems running Perceptive Document Filters are updated with the latest patches from Lexmark to mitigate the vulnerability.