Is CVE-2012-4233 in the CISA KEV catalog?

No. CVE-2012-4233 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-4233?

CVE-2012-4233 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2012-4233?

CVE-2012-4233 has an EPSS score of 3.48% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2012-4233?

Upgrade libreoffice on debian 11 to 1:3.5.4+dfsg-3 or later.

CVE & CISA-KEV Catalog

CVE-2012-4233

MEDIUMEPSS 88th pctl

4.3

CVSS v2

NVD

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.

How to fix

Remediation Available

libreofficeDebian

Fixed in:1:3.5.4+dfsg-3CVE-2012-4233

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.48%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Other references15

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.