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CVE-1999-1538

UnknownEPSS 25.46%

Last modified

CVE-1999-1538 is a vulnerability of currently unknown severity. When IIS 2 or 3 is upgraded to IIS 4, ism.dll is inadvertently left in /scripts/iisadmin, which does not restrict access to the local machine and allows an unauthorized user to gain access to sensitive server information, including the Administrator's password.. EPSS estimates a 25.46% chance of exploitation in the next 30 days.

Description

When IIS 2 or 3 is upgraded to IIS 4, ism.dll is inadvertently left in /scripts/iisadmin, which does not restrict access to the local machine and allows an unauthorized user to gain access to sensitive server information, including the Administrator's password.

Metrics

EPSS Probability
25.46%

97.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MicrosoftInternet Information Server4.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-1999-1538?
When IIS 2 or 3 is upgraded to IIS 4, ism.dll is inadvertently left in /scripts/iisadmin, which does not restrict access to the local machine and allows an unauthorized user to gain access to sensitive server information, including the Administrator's password.
How severe is CVE-1999-1538?
Severity scoring for CVE-1999-1538 is pending analysis. The EPSS model estimates a 25.46% probability of exploitation in the next 30 days.
How do I fix CVE-1999-1538?
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-1999-1538?

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

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Source: NVD / NIST