Vulnerability Details CVE-2016-6817
The HTTP/2 header parser in Apache Tomcat 9.0.0.M1 to 9.0.0.M11 and 8.5.0 to 8.5.6 entered an infinite loop if a header was received that was larger than the available buffer. This made a denial of service attack possible.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 64.0%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://www.securityfocus.com/bid/94462
- http://www.securitytracker.com/id/1037330
- https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/a9f24571460af003071475b75f18cad81ebcc36fa7c876965a75e32a%40%3Cannounce.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E
- https://security.netapp.com/advisory/ntap-20180607-0001/
- http://www.securityfocus.com/bid/94462
- http://www.securitytracker.com/id/1037330
- https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/a9f24571460af003071475b75f18cad81ebcc36fa7c876965a75e32a%40%3Cannounce.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E
- https://security.netapp.com/advisory/ntap-20180607-0001/
Products affected by CVE-2016-6817
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cpe:2.3:a:apache:tomcat:8.5.0
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cpe:2.3:a:apache:tomcat:8.5.1
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cpe:2.3:a:apache:tomcat:8.5.2
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cpe:2.3:a:apache:tomcat:8.5.3
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cpe:2.3:a:apache:tomcat:8.5.4
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cpe:2.3:a:apache:tomcat:8.5.5
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cpe:2.3:a:apache:tomcat:8.5.6
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cpe:2.3:a:apache:tomcat:9.0.0