CVE-2018-14645
First published: Mon 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 hpack_valid_idx() resulted in a remote crash and denial of service. According to the report, there is no risk of escalation or code execution.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/haproxy | <1.8.14 | 1.8.14 |
| 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 | |
| ubuntu/haproxy | <1.8.8-1ubuntu0.2 | 1.8.8-1ubuntu0.2 |
| ubuntu/haproxy | <1.8.13-2 | 1.8.13-2 |
| debian/haproxy | 2.2.9-2+deb11u6 2.6.12-1+deb12u1 2.9.9-1 |
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Reference Links
- https://www.mail-archive.com/haproxy@formilux.org/msg31253.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14645
- https://usn.ubuntu.com/3780-1/
- https://access.redhat.com/errata/RHSA-2018:2882
- https://access.redhat.com/errata/RHBA-2019:0028
- https://launchpad.net/bugs/cve/CVE-2018-14645
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1631538
- http://git.haproxy.org/?p=haproxy-1.8.git;a=commitdiff;h=b4e05a3daa30f657db01ec144a0e48850c48f813
- https://github.com/openshift/origin/pull/19968
- http://www.haproxy.org/news.html
- https://docs.openshift.com/container-platform/3.10/install_config/router/customized_haproxy_router.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1630048
- https://git.haproxy.org/?p=haproxy-1.8.git;a=commit;h=b4e05a3daa30f657db01ec144a0e48850c48f813
- https://security-tracker.debian.org/tracker/CVE-2018-14645
- https://www.mail-archive.com/haproxy%40formilux.org/msg31253.html
- https://ubuntu.com/security/notices/USN-3780-1
- https://www.cve.org/CVERecord?id=CVE-2018-14645
- https://nvd.nist.gov/vuln/detail/CVE-2018-14645
- https://ubuntu.com/security/CVE-2018-14645
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2018-14645.
What is the severity of CVE-2018-14645?
The severity of CVE-2018-14645 is high with a CVSS score of 7.5.
What is the affected software?
The affected software includes HAProxy versions before 1.8.14 and some versions of Ubuntu, Debian, Redhat, and Haproxy.
How can I fix CVE-2018-14645?
You can fix CVE-2018-14645 by updating HAProxy to version 1.8.14 or newer.
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.
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