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CVE-2017-9789

UnknownEPSS 9.51%

Last modified

CVE-2017-9789 is a vulnerability of currently unknown severity. When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour.. EPSS estimates a 9.51% chance of exploitation in the next 30 days.

Description

When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour.

Metrics

EPSS Probability
9.51%

94.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server2.4.26

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-9789?
When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour.
How severe is CVE-2017-9789?
Severity scoring for CVE-2017-9789 is pending analysis. The EPSS model estimates a 9.51% probability of exploitation in the next 30 days.
How do I fix CVE-2017-9789?
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.

How Strix Helps

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Source: NVD / NIST