LibreOffice up to 6.4.3 Stealth Mode Document information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in LibreOffice up to 6.4.3. Affected by this vulnerability is an unknown functionality of the component Stealth Mode. Such manipulation as part of Document leads to information disclosure. This vulnerability is documented as CVE-2020-12802. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in LibreOffice up to 6.4.3 (Office Suite Software). It has been rated as problematic. Affected by this issue is an unknown code block of the component Stealth Mode. The manipulation as part of a Document leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

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.

The weakness was released 06/08/2020. This vulnerability is handled as CVE-2020-12802 since 05/12/2020. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 214472 (Debian dla-3703 : fonts-opensymbol - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.4.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (214472). Entry connected to this vulnerability is available at VDB-156267. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 214472
Nessus Name: Debian dla-3703 : fonts-opensymbol - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: LibreOffice 6.4.4

Timelineinfo

05/12/2020 🔍
06/08/2020 +27 days 🔍
06/09/2020 +1 days 🔍
05/05/2025 +1791 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2020-12802 (🔍)
GCVE (CVE): GCVE-0-2020-12802
GCVE (VulDB): GCVE-100-156266
See also: 🔍

Entryinfo

Created: 06/09/2020 06:54
Updated: 05/05/2025 13:06
Changes: 06/09/2020 06:54 (38), 06/09/2020 06:59 (18), 01/22/2025 20:27 (20), 05/05/2025 13:06 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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