LibreOffice has a feature where documents can specify that pre-installed macros can be executed on various script events such as mouse-over, document-open etc. Access is intended to be restricted to scripts under the share/Scripts/python, user/Scripts/python sub-directories of the LibreOffice install. Protection was added, to address CVE-2018-16858, to avoid a directory traversal attack where scripts in arbitrary locations on the file system could be executed. However this new protection could be bypassed by a URL encoding attack. In the fixed versions, the parsed url describing the script location is correctly encoded before further processing. This issue affects: Document Foundation LibreOffice versions prior to 6.2.6.
References
Link | Resource |
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https://www.libreoffice.org/about-us/security/advisories/CVE-2019-9852 | Patch Vendor Advisory |
https://seclists.org/bugtraq/2019/Aug/28 | Issue Tracking Mailing List Third Party Advisory |
https://www.debian.org/security/2019/dsa-4501 | Third Party Advisory |
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PMEGUWMWORC3DOVEHVXLFT3A5RSCMLBH/ | Mailing List Third Party Advisory |
https://usn.ubuntu.com/4102-1/ | Third Party Advisory |
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00006.html | Mailing List Third Party Advisory |
https://seclists.org/bugtraq/2019/Sep/17 | Mailing List Third Party Advisory |
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00067.html | Mailing List Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2019/10/msg00005.html | Mailing List Third Party Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Information
Published : 2019-08-15 15:15
Updated : 2022-11-03 10:48
NVD link : CVE-2019-9852
Mitre link : CVE-2019-9852
JSON object : View
CWE
CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Products Affected
libreoffice
- libreoffice
fedoraproject
- fedora
canonical
- ubuntu_linux
opensuse
- leap
debian
- debian_linux