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CVE-2017-3169

UnknownEPSS 19.95%

Last modified

CVE-2017-3169 is a vulnerability of currently unknown severity. In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_ssl may dereference a NULL pointer when third-party modules call ap_hook_process_connection() during an HTTP request to an HTTPS port.. EPSS estimates a 19.95% chance of exploitation in the next 30 days.

Description

In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_ssl may dereference a NULL pointer when third-party modules call ap_hook_process_connection() during an HTTP request to an HTTPS port.

Metrics

EPSS Probability
19.95%

97.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server2.2.0
ApacheHttp Server2.2.2
ApacheHttp Server2.2.3
ApacheHttp Server2.2.11
ApacheHttp Server2.2.12
ApacheHttp Server2.2.13
ApacheHttp Server2.2.14
ApacheHttp Server2.2.15
ApacheHttp Server2.2.16
ApacheHttp Server2.2.17
ApacheHttp Server2.2.18
ApacheHttp Server2.2.19
ApacheHttp Server2.2.20
ApacheHttp Server2.2.21
ApacheHttp Server2.2.22
ApacheHttp Server2.2.23
ApacheHttp Server2.2.24
ApacheHttp Server2.2.25
ApacheHttp Server2.2.26
ApacheHttp Server2.2.27
ApacheHttp Server2.2.29
ApacheHttp Server2.2.30
ApacheHttp Server2.2.31
ApacheHttp Server2.2.32
ApacheHttp Server2.4.1
ApacheHttp Server2.4.2
ApacheHttp Server2.4.10
ApacheHttp Server2.4.12
ApacheHttp Server2.4.16
ApacheHttp Server2.4.17
ApacheHttp Server2.4.18
ApacheHttp Server2.4.20
ApacheHttp Server2.4.23
ApacheHttp Server2.4.25

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-3169?
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_ssl may dereference a NULL pointer when third-party modules call ap_hook_process_connection() during an HTTP request to an HTTPS port.
How severe is CVE-2017-3169?
Severity scoring for CVE-2017-3169 is pending analysis. The EPSS model estimates a 19.95% probability of exploitation in the next 30 days.
How do I fix CVE-2017-3169?
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-2017-3169?

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

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Source: NVD / NIST