CVE-2001-1497

CVE-2001-1497 is a low-severity vulnerability in Microsoft Ie with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Microsoft Internet Explorer 4.0 through 6.0 could allow local users to differentiate between alphanumeric and non-alphanumeric characters used in a password by pressing certain control keys that jump between non-alphanumeric characters, which makes it easier to conduct a brute-force password guessing attack.

Frequently asked questions

What is CVE-2001-1497?
Microsoft Internet Explorer 4.0 through 6.0 could allow local users to differentiate between alphanumeric and non-alphanumeric characters used in a password by pressing certain control keys that jump between non-alphanumeric characters, which makes it easier to conduct a brute-force password guessing attack.
How severe is CVE-2001-1497?
CVE-2001-1497 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2001-1497 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1497?
CVE-2001-1497 primarily affects Microsoft Ie. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1497?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-1497 published?
CVE-2001-1497 was published on 2001-12-31 and last updated on 2026-06-16.

References

Affected products (13)

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