How severe is CVE-2010-3143?

CVE-2010-3143 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-3143 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3143?

CVE-2010-3143 affects Microsoft Windows. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-3143?

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-2010-3143 published?

CVE-2010-3143 was published on 2010-08-27 and last updated on 2026-06-16.

CVE-2010-3143

CVE-2010-3143 is a critical-severity vulnerability in Microsoft Windows with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 21% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 21% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Windows
Published: 2010-08-27
Last modified: 2026-06-16

Description

Untrusted search path vulnerability in Microsoft Windows Contacts allows local users, and possibly remote attackers, to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse wab32res.dll that is located in the same folder as a .contact, .group, .p7c, .vcf, or .wab file. NOTE: the codebase for this product may overlap the codebase for the product referenced in CVE-2010-3147.

Frequently asked questions

What is CVE-2010-3143?: Untrusted search path vulnerability in Microsoft Windows Contacts allows local users, and possibly remote attackers, to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse wab32res.dll that is located in the same folder as a .contact, .group, .p7c, .vcf, or .wab file. NOTE: the codebase for this product may overlap the codebase for the product referenced in CVE-2010-3147.
How severe is CVE-2010-3143?: CVE-2010-3143 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-3143 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3143?: CVE-2010-3143 affects Microsoft Windows. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-3143?: 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-2010-3143 published?: CVE-2010-3143 was published on 2010-08-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*

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