Resource Exhaustion Affecting pki-servlet-engine package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
26.7% (98th percentile)

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  • Snyk IDSNYK-CENTOS8-PKISERVLETENGINE-1952113
  • published26 Jul 2021
  • disclosed25 Jun 2020

Introduced: 25 Jun 2020

CVE-2020-11996  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 pki-servlet-engine.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pki-servlet-engine package and not the pki-servlet-engine package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive.

References

CVSS Base Scores

version 3.1