LibreOffice 4.3.4 RTF Document input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in LibreOffice 4.3.4. Impacted is an unknown function of the component RTF Document Handler. This manipulation causes input validation. This vulnerability appears as CVE-2014-9093. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in LibreOffice 4.3.4 (Office Suite Software). Affected by this vulnerability is an unknown functionality of the component RTF Document Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

LibreOffice before 4.3.5 allows remote attackers to cause a denial of service (invalid write operation and crash) and possibly execute arbitrary code via a crafted RTF file.

The weakness was presented 11/26/2014 by Alexander Cherepanov (oss-sec). The advisory is shared at openwall.com. This vulnerability is known as CVE-2014-9093 since 11/26/2014. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 80832 (LibreOffice < 4.2.8 / 4.3.5 RTF File Handling Code Execution), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168735 (OpenSuSE Security Update for Security LibreOffice and related (openSUSE-SU-2016:0588-1)).

Upgrading to version 4.3.4 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (98996), Tenable (80832), SecurityFocus (BID 71313†) and Vulnerability Center (SBV-47473†). See VDB-72850, VDB-79058, VDB-79107 and VDB-79108 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.4

VulDB Base Score: 5.3
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 80832
Nessus Name: LibreOffice < 4.2.8 / 4.3.5 RTF File Handling Code Execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703163
OpenVAS Name: Debian Security Advisory DSA 3163-1 (libreoffice - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: LibreOffice 4.3.4

Timelineinfo

11/24/2014 🔍
11/26/2014 +2 days 🔍
11/26/2014 +0 days 🔍
11/26/2014 +0 days 🔍
11/26/2014 +0 days 🔍
11/27/2014 +1 days 🔍
12/08/2014 +11 days 🔍
01/19/2015 +42 days 🔍
02/27/2022 +2596 days 🔍

Sourcesinfo

Advisory: USN-2578-1
Researcher: Alexander Cherepanov
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-9093 (🔍)
GCVE (CVE): GCVE-0-2014-9093
GCVE (VulDB): GCVE-100-68293

OVAL: 🔍

X-Force: 98996 - LibreOffice .rtf denial of service, Medium Risk
SecurityFocus: 71313 - LibreOffice '.rtf' File Importing Denial of Service Vulnerability
Vulnerability Center: 47473 - LibreOffice Prior to 4.3.5 Remote DoS via a Crafted RTF File, High

See also: 🔍

Entryinfo

Created: 11/27/2014 12:10
Updated: 02/27/2022 10:05
Changes: 11/27/2014 12:10 (61), 06/14/2017 11:48 (16), 02/27/2022 10:02 (3), 02/27/2022 10:05 (1)
Complete: 🔍
Cache ID: 216:D43:103

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