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apache/tomcat · Security

Improper Restriction of Operations within the Bounds of a Memory Buffer in Apache Tomcat

GHSA ID
GHSA-698c-2x4j-g9gq
CVE ID
CVE-2016-6817
Severity
high
Published
Updated
CVSS
7.5 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v3
7.5 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

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.

CWEs

  • CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')

References

Open GitHub