CVE-2019-9851 Explained : Impact and Mitigation
Learn about CVE-2019-9851, a vulnerability in LibreOffice allowing arbitrary script execution through global script events. Find mitigation steps and update recommendations here.
LibreLogo global-event script execution vulnerability in LibreOffice.
Understanding CVE-2019-9851
What is CVE-2019-9851?
LibreOffice, specifically LibreLogo, allows the execution of Python commands embedded within documents, leading to arbitrary script execution.
The Impact of CVE-2019-9851
This vulnerability could be exploited to execute malicious scripts through global script events, affecting versions of LibreOffice older than 6.2.6.
Technical Details of CVE-2019-9851
Vulnerability Description
LibreLogo in LibreOffice permits the execution of Python commands from documents, posing a risk of arbitrary script execution.
Affected Systems and Versions
- Product: LibreOffice
- Vendor: Document Foundation
- Versions Affected: < 6.2.6
Exploitation Mechanism
- Attackers can leverage this vulnerability to execute malicious scripts through global script events like document-open.
Mitigation and Prevention
Immediate Steps to Take
- Update LibreOffice to version 6.2.6 or newer to mitigate this vulnerability.
- Avoid opening documents from untrusted sources.
Long-Term Security Practices
- Regularly update software to the latest versions.
- Educate users on safe document handling practices.
Patching and Updates
- Apply security patches provided by LibreOffice to address this vulnerability.