VDB-106320 · CVE-2017-14226 · Nessus 103335

libwpd up to 0.10.0 WP42StylesListener.cpp WPXTableList memory corruption

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7.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in libwpd up to 0.10.0 and classified as critical. Impacted is the function WPXTableList of the file WP1StylesListener.cpp/WP5StylesListener.cpp/WP42StylesListener.cpp. The manipulation results in memory corruption. This vulnerability is known as CVE-2017-14226. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in libwpd up to 0.10.0. Affected is the function WPXTableList of the file WP1StylesListener.cpp/WP5StylesListener.cpp/WP42StylesListener.cpp. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

WP1StylesListener.cpp, WP5StylesListener.cpp, and WP42StylesListener.cpp in libwpd 0.10.1 mishandle iterators, which allows remote attackers to cause a denial of service (heap-based buffer over-read in the WPXTableList class in WPXTable.cpp). This vulnerability can be triggered in LibreOffice before 5.3.7. It may lead to suffering a remote attack against a LibreOffice application.

The bug was discovered 09/09/2017. The weakness was published 09/09/2017 (Website). The advisory is shared for download at bugs.documentfoundation.org. This vulnerability is traded as CVE-2017-14226 since 09/09/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 103335 (Fedora 26 : libwpd (2017-63ff51c0dc)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170551 (OpenSUSE Security Update for libwpd (openSUSE-SU-2017:2943-1)).

Upgrading to version 0.10.1 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (103335). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

libwpd

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 103335
Nessus Name: Fedora 26 : libwpd (2017-63ff51c0dc)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for libwpd FEDORA-2017-63ff51c0dc
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: libwpd 0.10.1
Patch: cgit.freedesktop.org

Timelineinfo

09/09/2017 🔍
09/09/2017 +0 days 🔍
09/09/2017 +0 days 🔍
09/09/2017 +0 days 🔍
09/10/2017 +1 days 🔍
09/19/2017 +9 days 🔍
09/20/2017 +1 days 🔍
12/28/2022 +1925 days 🔍