Vulnerability Description
In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 (mod_http2) connections.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Http Server | 2.4.17 |
| Netapp | Santricity Cloud Connector | - |
| Netapp | Storage Automation Store | - |
| Fedoraproject | Fedora | 28 |
| Debian | Debian Linux | 9.0 |
| Oracle | Enterprise Manager Ops Center | 12.3.3 |
| Oracle | Hospitality Guest Access | 4.2.0 |
| Oracle | Instantis Enterprisetrack | 17.1 |
| Oracle | Retail Xstore Point Of Service | 7.0 |
| Oracle | Sun Zfs Storage Appliance Kit | 8.8.6 |
| Canonical | Ubuntu Linux | 14.04 |
| Redhat | Jboss Core Services | 1.0 |
| Redhat | Enterprise Linux | 6.0 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/106685Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:3932Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3933Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3935Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4126Third Party Advisory
- https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
- https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cd
- https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e10
- https://lists.apache.org/thread.html/r06f0d87ebb6d59ed8379633f36f72f5b1f79cadfda
- https://lists.apache.org/thread.html/r15f9aa4427581a1aecb4063f1b4b983511ae1c9935
- https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37
- https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f8
- https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa
- https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0
- https://lists.apache.org/thread.html/rd2fb621142e7fa187cfe12d7137bf66e7234abcbbc
FAQ
What is CVE-2018-17189?
CVE-2018-17189 is a vulnerability with a CVSS score of 5.3 (MEDIUM). In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up tha...
How severe is CVE-2018-17189?
CVE-2018-17189 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-17189?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server, Netapp Santricity Cloud Connector, Netapp Storage Automation Store, Fedoraproject Fedora, Debian Debian Linux.