Description
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.
References (5)
Core 5
Core References
Mailing List mailing-list
x_refsource_mlist
https://www.mail-archive.com/haproxy%40formilux.org/msg31253.html
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3780-1/
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:2882
Issue Tracking, Mitigation, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14645
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHBA-2019:0028
Scores
CVSS v3
7.5
EPSS
0.0022
EPSS Percentile
45.0%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (9)
canonical/ubuntu_linux
18.04
haproxy/haproxy
< 1.8.14
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/openshift
3.10
redhat/openshift_container_platform
3.9
Published
Sep 21, 2018
Tracked Since
Feb 18, 2026