Heap-based buffer overflow in LibreOffice - CVE-2016-10327

 

Heap-based buffer overflow in LibreOffice - CVE-2016-10327

Published: April 21, 2017


Vulnerability identifier: #VU6370
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-10327
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: LibreOffice
Affected software:
LibreOffice

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing EMF files with bitmap data preceded by a header and a field with in that header which states the offset from the start of the header to the bitmap data. A remote attacker cat embed a malicious EMF file into Office document, trick the victim into opening it, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


How to mitigate CVE-2016-10327

Update to version 5.2.5 or 5.3.0.

Sources