CVE-2001-0338

Name: CVE-2001-0338
Creator: NVD / NIST
Published: 2001-06-27T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.32%

Last modified Jun 16, 2026

CVE-2001-0338 is a vulnerability of currently unknown severity. Internet Explorer 5.5 and earlier does not properly validate digital certificates when Certificate Revocation List (CRL) checking is enabled, which could allow remote attackers to spoof trusted web sites, aka the "Server certificate validation vulnerability.". EPSS estimates a 5.32% chance of exploitation in the next 30 days.

Description

Internet Explorer 5.5 and earlier does not properly validate digital certificates when Certificate Revocation List (CRL) checking is enabled, which could allow remote attackers to spoof trusted web sites, aka the "Server certificate validation vulnerability."

Metrics

EPSS Probability

5.32%

91.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	<= 5.5
Microsoft	Internet Explorer	5.01

References

Timeline

Published: Jun 27, 2001
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2001-0338?

How severe is CVE-2001-0338?

Severity scoring for CVE-2001-0338 is pending analysis. The EPSS model estimates a 5.32% probability of exploitation in the next 30 days.

How do I fix CVE-2001-0338?

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-2001-0338?

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

Scan your code now

Source: NVD / NIST