Medium severity · published Jun 8, 2020
CVE-2020-12802
LibreOffice has a 'stealth mode' in which only documents from locations deemed 'trusted' are allowed to retrieve remote resources
5.3
CVSS
2%
EPSS
No
On KEV
Description
LibreOffice has a 'stealth mode' in which only documents from locations deemed 'trusted' are allowed to retrieve remote resources. This mode is not the default mode, but can be enabled by users who want to disable LibreOffice's ability to include remote resources within a document. A flaw existed where remote graphic links loaded from docx documents were omitted from this protection prior to version 6.4.4. This issue affects: The Document Foundation LibreOffice versions prior to 6.4.4.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
31 · source: NVD
LE
Leap · Opensuse
15.1; 15.2 · source: NVD
LI
Libreoffice · Libreoffice
before 6.4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-12802
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-12802
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00042.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00058.html
lists.debian.org
https://lists.debian.org/debian-lts-announce/2023/12/msg00026.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PQIBAKXD7VO5IGBD7ZMH3GGBNR5R2IOA/
Vendor Advisory
https://www.libreoffice.org/about-us/security/advisories/CVE-2020-12802
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