high
7.5
CWE
400 772 770
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2022-21698: Uncontrolled Resource Consumption in promhttp

First published: Tue Jan 25 2022(Updated: )

A denial of service attack was found in prometheus/client_golang. This flaw allows an attacker to produce a denial of service attack on an HTTP server by exploiting the InstrumentHandlerCounter function in the version below 1.11.1, resulting in a loss of availability.

Credit: security-advisories@github.com security-advisories@github.com security-advisories@github.com

Affected SoftwareAffected VersionHow to fix
redhat/openshift-serverless-clients<0:1.3.1-4.el8
0:1.3.1-4.el8
redhat/grafana<0:7.5.15-3.el8
0:7.5.15-3.el8
redhat/grafana<0:7.5.15-3.el9
0:7.5.15-3.el9
redhat/atomic-openshift-dockerregistry<0:3.11.705-1.g0fa231c.el7
0:3.11.705-1.g0fa231c.el7
redhat/buildah<1:1.23.4-2.el8
1:1.23.4-2.el8
redhat/openshift-clients<0:4.11.0-202207291716.p0.g7075089.assembly.stream.el8
0:4.11.0-202207291716.p0.g7075089.assembly.stream.el8
redhat/etcd<0:3.3.23-10.el8
0:3.3.23-10.el8
redhat/kubevirt<0:4.10.1-489.el7
0:4.10.1-489.el7
redhat/kubevirt<0:4.10.1-489.el8
0:4.10.1-489.el8
Prometheus Client Golang<1.11.1
Fedoraproject Fedora=34
Fedoraproject Fedora=35
Fedoraproject Fedora=36
Fedoraproject Extra Packages For Enterprise Linux=7.0
Fedoraproject Extra Packages For Enterprise Linux=8.0
Rdo Project Rdo
Fedoraproject Fedora=37
go/github.com/prometheus/client_golang<1.11.1
1.11.1

Remedy

https://github.com/prometheus/client_golang/pull/962

Remedy

https://github.com/prometheus/client_golang/pull/987

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2022-21698.

  • What is the severity of CVE-2022-21698?

    The severity of CVE-2022-21698 is high, with a severity value of 7.5.

  • What is the affected software?

    The affected software includes Prometheus Client Golang version up to 1.11.1, Fedoraproject Fedora versions 34-37, Fedoraproject Extra Packages For Enterprise Linux versions 7.0 and 8.0, and Rdo Project Rdo.

  • How does CVE-2022-21698 affect the Prometheus client library for Go?

    CVE-2022-21698 is a denial of service attack vulnerability in the prometheus/client_golang library for Go applications.

  • How do I fix CVE-2022-21698?

    To fix CVE-2022-21698, it is recommended to upgrade to a fixed version of Prometheus Client Golang or to apply the relevant security patches provided by the software vendor.

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