Bug 1111083 - (CVE-2014-0247) CVE-2014-0247 libreoffice: VBA macros executed unconditionally
CVE-2014-0247 libreoffice: VBA macros executed unconditionally
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20140623,repor...
: Security
Depends On: 1112450 1164736
Blocks: 1111085 1121513
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Reported: 2014-06-19 04:24 EDT by Huzaifa S. Sidhpurwala
Modified: 2015-03-06 05:29 EST (History)
4 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
It was found that LibreOffice documents executed macros unconditionally, without user approval, when these documents were opened using LibreOffice. An attacker could use this flaw to execute arbitrary code as the user running LibreOffice by embedding malicious VBA scripts in the document as macros.
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Last Closed: 2015-03-06 05:29:42 EST
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Description Huzaifa S. Sidhpurwala 2014-06-19 04:24:52 EDT
It was found that LibreOffice documents executed macros unconditionally, without user approval, when these documents were opened using LibreOffice. A attacker could use this flaw to execute arbitray code as the user running LibreOffice, by embedding malicious VBA scripts in the document as macros.

The following commit fixes this issue:
http://cgit.freedesktop.org/libreoffice/core/commit/?id=1b0402f87c9b17fef2141130bfaa1798ece6ba0d
Comment 1 Murray McAllister 2014-06-23 22:06:42 EDT
This issue is public now.
Comment 2 Murray McAllister 2014-06-23 22:07:50 EDT
Created libreoffice tracking bugs for this issue:

Affects: fedora-all [bug 1112450]
Comment 3 Huzaifa S. Sidhpurwala 2014-06-30 04:57:31 EDT
Statement:

(none)
Comment 4 Fedora Update System 2014-07-03 00:07:40 EDT
libreoffice-4.1.6.2-7.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 5 Kurt Seifried 2014-07-10 20:13:01 EDT
LibreOffice has released an advisory regarding this issue:

http://www.libreoffice.org/about-us/security/advisories/cve-2014-0247/

Title: CVE-2014-0247

Announced: July  10, 2014

Fixed in: LibreOffice 4.2.5

Description:

It was discovered during routine code review that LibreOffice >= 4.1.4/4.2.0 unconditionally executed certain VBA macros on loading Microsoft Office documents, contrary to user expectations.

Users are recommended to upgrade to 4.2.5.

Thanks to Stephen Bergmann of Red Hat, Inc. for discovering this flaw.
Comment 7 errata-xmlrpc 2015-03-05 03:50:16 EST
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2015:0377 https://rhn.redhat.com/errata/RHSA-2015-0377.html

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