How severe is CVE-2012-0177?

CVE-2012-0177 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2012-0177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 30% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0177?

CVE-2012-0177 primarily affects Microsoft Office. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0177?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2012-0177 published?

CVE-2012-0177 was published on 2012-04-10 and last updated on 2026-06-16.

CVE-2012-0177

CVE-2012-0177 is a critical-severity vulnerability in Microsoft Office with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 30% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 30% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Microsoft Office
Published: 2012-04-10
Last modified: 2026-06-16

Description

Heap-based buffer overflow in the Office Works File Converter in Microsoft Office 2007 SP2, Works 9, and Works 6-9 File Converter allows remote attackers to execute arbitrary code via a crafted Works (aka .wps) file, aka "Office WPS Converter Heap Overflow Vulnerability."

Frequently asked questions

What is CVE-2012-0177?: Heap-based buffer overflow in the Office Works File Converter in Microsoft Office 2007 SP2, Works 9, and Works 6-9 File Converter allows remote attackers to execute arbitrary code via a crafted Works (aka .wps) file, aka "Office WPS Converter Heap Overflow Vulnerability."
How severe is CVE-2012-0177?: CVE-2012-0177 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2012-0177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 30% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0177?: CVE-2012-0177 primarily affects Microsoft Office. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0177?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-0177 published?: CVE-2012-0177 was published on 2012-04-10 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:microsoft:office:2007:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:works:9.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:works_6-9_file_converter:-:*:*:*:*:*:*:*

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