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CVE-1999-1537

UnknownEPSS 8.53%

Last modified

CVE-1999-1537 is a vulnerability of currently unknown severity. IIS 3.x and 4.x does not distinguish between pages requiring encryption and those that do not, which allows remote attackers to cause a denial of service (resource exhaustion) via SSL requests to the HTTPS port for normally unencrypted files, which will cause IIS to perform extra work to send the files over SSL.. EPSS estimates a 8.53% chance of exploitation in the next 30 days.

Description

IIS 3.x and 4.x does not distinguish between pages requiring encryption and those that do not, which allows remote attackers to cause a denial of service (resource exhaustion) via SSL requests to the HTTPS port for normally unencrypted files, which will cause IIS to perform extra work to send the files over SSL.

Metrics

EPSS Probability
8.53%

94.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MicrosoftInternet Information Server3.0
MicrosoftInternet Information Server4.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-1999-1537?
IIS 3.x and 4.x does not distinguish between pages requiring encryption and those that do not, which allows remote attackers to cause a denial of service (resource exhaustion) via SSL requests to the HTTPS port for normally unencrypted files, which will cause IIS to perform extra work to send the files over SSL.
How severe is CVE-1999-1537?
Severity scoring for CVE-1999-1537 is pending analysis. The EPSS model estimates a 8.53% probability of exploitation in the next 30 days.
How do I fix CVE-1999-1537?
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-1999-1537?

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

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Source: NVD / NIST