CVE-2019-9848

Summary

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. By using the document event feature to trigger LibreLogo to execute python contained within a document a malicious document could be constructed which would execute arbitrary python commands silently without warning. In the fixed versions, LibreLogo cannot be called from a document event handler. This issue affects: Document Foundation LibreOffice versions prior to 6.2.5.

Impact & exploitability

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products we track (1)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Additional information

• NVD record
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00006.htmlAdvisory
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00067.htmlAdvisory
• http://www.securityfocus.com/bid/109374
• https://lists.debian.org/debian-lts-announce/2019/10/msg00005.htmlAdvisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PMEGUWMWORC3DOVEHVXLFT3A5RSCMLBH/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPTZJCNN52VNGSVC5DFKVW3EDMRDWKMP/
• https://seclists.org/bugtraq/2019/Aug/28Advisory
• https://security.gentoo.org/glsa/201908-13Advisory