ASA-2019-00458 – LibreOffice: LibreLogo arbitrary script execution

Allele Security Alert

ASA-2019-00458

Identifier(s)

ASA-2019-00458, CVE-2019-9848

Title

LibreLogo arbitrary script execution

Vendor(s)

The Document Foundation

Product(s)

LibreOffice

Affected version(s)

LibreOffice versions before 6.2.5

Fixed version(s)

LibreOffice version 6.2.5

Proof of concept

Unknown

Description

LibreOffice has a feature where documents can specify that pre-installed scripts can be executed on various document events such as mouse-over, etc. LibreOffice is typically also bundled with LibreLogo, a programmable turtle vector graphics script, which can be manipulated into executing arbitrary python commands.

Technical details

Unknown

Credits

Nils Emmerich (ERNW Research GmbH)

Reference(s)

CVE-2019-9848
https://www.libreoffice.org/about-us/security/advisories/CVE-2019-9848

LibreOffice — A Python Interpreter (code execution vulnerability CVE-2019–9848)
https://medium.com/@hungrybytes/libreoffice-a-python-interpreter-code-execution-vulnerability-cve-2019-9848-4daf195639f

CVE-2019-9848
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9848

CVE-2019-9848
https://nvd.nist.gov/vuln/detail/CVE-2019-9848

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Last modified: July 28, 2019

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