CVE-2001-0340

Name: CVE-2001-0340
Creator: NVD / NIST
Published: 2001-07-21T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 6.25%

Last modified Jun 16, 2026

CVE-2001-0340 is a vulnerability of currently unknown severity. An interaction between the Outlook Web Access (OWA) service in Microsoft Exchange 2000 Server and Internet Explorer allows attackers to execute malicious script code against a user's mailbox via a message attachment that contains HTML code, which is executed automatically.. EPSS estimates a 6.25% chance of exploitation in the next 30 days.

Description

An interaction between the Outlook Web Access (OWA) service in Microsoft Exchange 2000 Server and Internet Explorer allows attackers to execute malicious script code against a user's mailbox via a message attachment that contains HTML code, which is executed automatically.

Metrics

EPSS Probability

6.25%

92.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Microsoft	Exchange Server	5.5
Microsoft	Exchange Server	2000

References

http://www.ciac.org/ciac/bulletins/l-091.shtmlBroken Link
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-030Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6652Third Party Advisory, VDB Entry
http://www.ciac.org/ciac/bulletins/l-091.shtmlBroken Link
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-030Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6652Third Party Advisory, VDB Entry

Timeline

Published: Jul 21, 2001
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2001-0340?

How severe is CVE-2001-0340?

Severity scoring for CVE-2001-0340 is pending analysis. The EPSS model estimates a 6.25% probability of exploitation in the next 30 days.

How do I fix CVE-2001-0340?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2001-0340?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST