CVE-2018-14645: High severity HAProxy HAProxy vulnerability

Published Sep 17, 2018
·
Updated

A flaw was discovered in the HPACK decoder of haproxy before 1.8.14, that is used for HTTP/2. An out-of-bounds read access in hpackvalididx() resulted in a remote crash and denial of service. According to the report, there is no risk of escalation or code execution.

Other sources

A flaw was discovered in the HPACK decoder of HAProxy, before 1.8.14, that is used for HTTP/2. An out-of-bounds read access in hpackvalididx() resulted in a remote crash and denial of service.

Launchpad

Affected Software

11 affected componentsFixes available
HAProxy HAProxy<=1.8.14
Canonical Ubuntu Linux=18.04
redhat Openshift=3.10
redhat OpenShift Container Platform=3.9
redhat Enterprise Linux=7.0
redhat Enterprise Linux=7.3
redhat Enterprise Linux=7.4
redhat Enterprise Linux=7.5
redhat Enterprise Linux=7.6
redhat/haproxy<1.8.14
1.8.14
debian/haproxy
2.2.9-2+deb11u62.2.9-2+deb11u72.6.12-1+deb12u33.0.11-1+deb13u13.0.11-1+deb13u23.2.12-13.2.13-1

Event History

Sep 17, 2018
Data Sourced
via Red Hat·09:24 PM
DescriptionSeverityAffected Software
Sep 21, 2018
CVE Published
via MITRE·01:00 PM
Data Sourced
via MITRE·01:00 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:29 PM
DescriptionSeverityWeaknessAffected Software
Feb 20, 2026
Data Sourced
via Ubuntu·05:08 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·05:09 PM
DescriptionAffected Software
Data Sourced
via Launchpad·05:09 PM
Description

Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2018-14645.

2

What is the severity of CVE-2018-14645?

The severity of CVE-2018-14645 is high with a CVSS score of 7.5.

3

What is the affected software?

The affected software includes HAProxy versions before 1.8.14 and some versions of Ubuntu, Debian, Redhat, and Haproxy.

4

How can I fix CVE-2018-14645?

You can fix CVE-2018-14645 by updating HAProxy to version 1.8.14 or newer.

5

Where can I find more information about CVE-2018-14645?

You can find more information about CVE-2018-14645 on the Red Hat website and Bugzilla.

Contact

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