How severe is CVE-2001-0145?

CVE-2001-0145 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-0145 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0145?

CVE-2001-0145 primarily affects Microsoft Outlook. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-0145?

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

When was CVE-2001-0145 published?

CVE-2001-0145 was published on 2001-05-03 and last updated on 2026-06-16.

CVE-2001-0145

CVE-2001-0145 is a high-severity vulnerability in Microsoft Outlook with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Outlook
Published: 2001-05-03
Last modified: 2026-06-16

Description

Buffer overflow in VCard handler in Outlook 2000 and 98, and Outlook Express 5.x, allows an attacker to execute arbitrary commands via a malformed vCard birthday field.

Frequently asked questions

What is CVE-2001-0145?: Buffer overflow in VCard handler in Outlook 2000 and 98, and Outlook Express 5.x, allows an attacker to execute arbitrary commands via a malformed vCard birthday field.
How severe is CVE-2001-0145?: CVE-2001-0145 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-0145 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0145?: CVE-2001-0145 primarily affects Microsoft Outlook. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-0145?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-0145 published?: CVE-2001-0145 was published on 2001-05-03 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:microsoft:outlook:98:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook:2000:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook_express:5.0:*:*:*:*:*:*:*

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