Show plain JSON{"containers": {"cna": {"affected": [{"product": "LibreOffice", "vendor": "Document Foundation", "versions": [{"lessThan": "6.2.6", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Thanks to Nils Emmerich of ERNW Research GmbH for discovering and reporting this issue"}], "datePublic": "2019-08-15T00:00:00", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-116", "description": "CWE-116 Improper Encoding or Escaping of Output", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-10-06T13:06:10", "orgId": "4fe7d05b-1353-44cc-8b7a-1e416936dff2", "shortName": "Document Fdn."}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.libreoffice.org/about-us/security/advisories/CVE-2019-9852"}, {"name": "20190815 [SECURITY] [DSA 4501-1] libreoffice security update", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "https://seclists.org/bugtraq/2019/Aug/28"}, {"name": "DSA-4501", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2019/dsa-4501"}, {"name": "FEDORA-2019-2fe22a3a2c", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PMEGUWMWORC3DOVEHVXLFT3A5RSCMLBH/"}, {"name": "USN-4102-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4102-1/"}, {"name": "openSUSE-SU-2019:2057", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00006.html"}, {"name": "20190910 [SECURITY] [DSA 4519-1] libreoffice security update", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "https://seclists.org/bugtraq/2019/Sep/17"}, {"name": "openSUSE-SU-2019:2183", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00067.html"}, {"name": "[debian-lts-announce] 20191006 [SECURITY] [DLA 1947-1] libreoffice security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00005.html"}], "source": {"discovery": "EXTERNAL"}, "title": "Insufficient URL encoding flaw in allowed script location check", "x_generator": {"engine": "Vulnogram 0.0.7"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@documentfoundation.org", "DATE_PUBLIC": "2019-08-15T00:00:00.000Z", "ID": "CVE-2019-9852", "STATE": "PUBLIC", "TITLE": "Insufficient URL encoding flaw in allowed script location check"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "LibreOffice", "version": {"version_data": [{"version_affected": "<", "version_value": "6.2.6"}]}}]}, "vendor_name": "Document Foundation"}]}}, "credit": [{"lang": "eng", "value": "Thanks to Nils Emmerich of ERNW Research GmbH for discovering and reporting this issue"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "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. 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