What’s Vulnerable › Vulnerabilities

CVE-2016-8612

• Severity: medium (CVSS 4.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-03-09 · updated 2026-06-17
• Weakness: CWE-20

Description

Apache HTTP Server mod_cluster before version httpd 2.4.23 is vulnerable to an Improper Input Validation in the protocol parsing logic in the load balancer resulting in a Segmentation Fault in the serving httpd process.

Affected products

• Apache HTTP Server: before 2.4.23 — fixed in 2.4.23
• NetApp Storage Automation Store: all versions
• Red Hat Enterprise Linux: 6.0, 7.0

How to fix

Upgrade to a fixed version: Apache HTTP Server 2.4.23. Check the vendor advisory for mitigations.

References

• http://rhn.redhat.com/errata/RHSA-2016-2957.html
• http://www.securityfocus.com/bid/94939
• https://access.redhat.com/errata/RHSA-2017:0193
• https://access.redhat.com/errata/RHSA-2017:0194
• https://bugzilla.redhat.com/show_bug.cgi?id=1387605
• https://security.netapp.com/advisory/ntap-20180601-0005/
• http://rhn.redhat.com/errata/RHSA-2016-2957.html
• http://www.securityfocus.com/bid/94939
• https://access.redhat.com/errata/RHSA-2017:0193
• https://access.redhat.com/errata/RHSA-2017:0194
• https://bugzilla.redhat.com/show_bug.cgi?id=1387605
• https://security.netapp.com/advisory/ntap-20180601-0005/

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