KLA10700 Code execution vulnerability in LibreOffice

2015-11-1000:00:00

Kaspersky Lab

threats.kaspersky.com

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

7.4 High

AI Score

Confidence

Low

0.019 Low

EPSS

Percentile

88.5%

JSON

Lack of bookmarks restrictions was found in LibreOffice & OpenOffice. By exploiting this vulnerability malicious users can cause denial of service or execute arbitrary code. This vulnerability can be exploited remotely via a specially designed DOC file.

Technical details

To exploit this vulnerability attacker can construct DOC file with corrupted table of bookmarks. DOC files can be checked for bookmarks validity by opening via Microsoft products. Check of malicious file could lead to rejection of file as corrupted or extraordinary employment of bookmarks may be observable.

Original advisories

Related products

LibreOffice

CVE list

CVE-2015-5214 high

Solution

Update to the latest version

Get LibreOffice

Impacts

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.