CVE-2010-3147

CVE-2010-3147 is a critical-severity vulnerability in Microsoft Outlook Express with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Untrusted search path vulnerability in wab.exe 6.00.2900.5512 in Windows Address Book in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows local users to gain privileges via a Trojan horse wab32res.dll file in the current working directory, as demonstrated by a directory that contains a Windows Address Book (WAB), VCF (aka vCard), or P7C file, aka "Insecure Library Loading Vulnerability." NOTE: the codebase for this product may overlap the codebase for the product referenced in CVE-2010-3143.

Frequently asked questions

What is CVE-2010-3147?
Untrusted search path vulnerability in wab.exe 6.00.2900.5512 in Windows Address Book in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows local users to gain privileges via a Trojan horse wab32res.dll file in the current working directory, as demonstrated by a directory that contains a Windows Address Book (WAB), VCF (aka vCard), or P7C file, aka "Insecure Library Loading Vulnerability." NOTE: the codebase for this product may overlap the codebase for the product referenced in CVE-2010-3143.
How severe is CVE-2010-3147?
CVE-2010-3147 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-3147 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3147?
CVE-2010-3147 primarily affects Microsoft Outlook Express. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3147?
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-2010-3147 published?
CVE-2010-3147 was published on 2010-08-27 and last updated on 2026-06-16.

References

Affected products (19)

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