CVE-2017-9806: CVE-2017-9806

CVE-2017-9806

Apache OpenOffice Advisory

CVE-2017-9806: Out-of-Bounds Write in Writer’s WW8Fonts Constructor

Fixed in Apache OpenOffice 4.1.4

Description

A vulnerability in the OpenOffice Writer DOC file parser, and specifically in the WW8Fonts Constructor, allows attackers to craft malicious documents that cause denial of service (memory corruption and application crash) potentially resulting in arbitrary code execution.

Severity: Medium

There are no known exploits of this vulnerability.
A proof-of-concept demonstration exists.

Thanks to Marcin ‘Icewall’ Noga of Cisco Talos for discovering this issue.

Vendor: The Apache Software Foundation

Versions Affected

All Apache OpenOffice versions 4.1.3 and older are affected.
OpenOffice.org versions are also affected.

Mitigation

Install Apache OpenOffice 4.1.4 for the latest maintenance and cumulative security fixes. Use the Apache OpenOffice download page.

Further Information

For additional information and assistance, consult the Apache OpenOffice Community Forums or make requests to the [email protected] public mailing list.

The latest information on Apache OpenOffice security bulletins can be found at the Bulletin Archive page.

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