CVE-2012-4233

CVE-2012-4233 is a medium-severity vulnerability in Libreoffice with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: Medium (CVSS 2.0 base score 4.3)
• EPSS exploit prediction: 3% (88th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Libreoffice
• Published: 2012-11-19
• Last modified: 2026-06-16

Description

LibreOffice 3.5.x before 3.5.7.2 and 3.6.x before 3.6.1, and OpenOffice.org (OOo), allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted (1) odt file to vcllo.dll, (2) ODG (Drawing document) file to svxcorelo.dll, (3) PolyPolygon record in a .wmf (Window Meta File) file embedded in a ppt (PowerPoint) file to tllo.dll, or (4) xls (Excel) file to scfiltlo.dll.

Frequently asked questions

What is CVE-2012-4233?

LibreOffice 3.5.x before 3.5.7.2 and 3.6.x before 3.6.1, and OpenOffice.org (OOo), allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted (1) odt file to vcllo.dll, (2) ODG (Drawing document) file to svxcorelo.dll, (3) PolyPolygon record in a .wmf (Window Meta File) file embedded in a ppt (PowerPoint) file to tllo.dll, or (4) xls (Excel) file to scfiltlo.dll.

How severe is CVE-2012-4233?

CVE-2012-4233 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-4233 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4233?

CVE-2012-4233 primarily affects Libreoffice. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4233?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-4233 published?

CVE-2012-4233 was published on 2012-11-19 and last updated on 2026-06-16.

References

• http://cgit.freedesktop.org/libreoffice/binfilter/commit/?h=libreoffice-3-5-7&id=7e22ee55ffc9743692f3ddb93e59dd4427029c5b
• http://cgit.freedesktop.org/libreoffice/core/commit/?h=libreoffice-3-5-7&id=44bc6b5cac723b52df40fbef026e99b7119d8a69
• http://cgit.freedesktop.org/libreoffice/core/commit/?h=libreoffice-3-5-7&id=6789ec4c1a9c6af84bd62e650a03226a46365d97
• http://cgit.freedesktop.org/libreoffice/core/commit/?h=libreoffice-3-5-7&id=8ca9fb05c9967f11670d045886438ddfa3ac02a7
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00039.html
• http://lists.opensuse.org/opensuse-updates/2012-12/msg00075.html
• http://www.debian.org/security/2012/dsa-2570
• http://www.libreoffice.org/advisories/cve-2012-4233/
• http://www.openwall.com/lists/oss-security/2012/11/02/2
• http://www.securityfocus.com/bid/56352
• https://exchange.xforce.ibmcloud.com/vulnerabilities/79728
• https://exchange.xforce.ibmcloud.com/vulnerabilities/79730
• https://exchange.xforce.ibmcloud.com/vulnerabilities/79731
• https://exchange.xforce.ibmcloud.com/vulnerabilities/79732
• https://www.htbridge.com/advisory/HTB23106

Affected products (27)

• cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.:rc1:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.0:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.0:rc3:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.1:rc1:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.1:rc2:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.2:rc1:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.2:rc2:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.3:rc1:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.3:rc2:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.4:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.4:rc2:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.5:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.6:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.6.1:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:libreoffice:libreoffice:3.5.6.3:*:*:*:*:*:*:*
• cpe:2.3:a:sun:openoffice.org:-:*:*:*:*:*:*:*

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