CVE-2018-16844

high · 7.5

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngx_http_v2_module (not compiled by default) if the 'http2' option of the 'listen' directive is used in a configuration file.

7.5

CVSS

12.4%

EPSS (exploit prob.)

96th

EPSS percentile

2018-11-07

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-400

Affected products

Vendor	Product	Affected versions
f5	nginx	>= 1.9.5, < 1.14.1
f5	nginx	>= 1.15.0, < 1.15.6
debian	debian_linux	9.0
canonical	ubuntu_linux	14.04
canonical	ubuntu_linux	16.04
canonical	ubuntu_linux	18.04
canonical	ubuntu_linux	18.10
apple	xcode	< 13.0

Check a specific version with /api/v1/cve/match.

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.html
http://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
http://seclists.org/fulldisclosure/2021/Sep/36
http://www.securityfocus.com/bid/105868
http://www.securitytracker.com/id/1042038
https://access.redhat.com/errata/RHSA-2018:3680
https://access.redhat.com/errata/RHSA-2018:3681
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16844
https://support.apple.com/kb/HT212818
https://usn.ubuntu.com/3812-1/
https://www.debian.org/security/2018/dsa-4335
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.html
http://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html
http://seclists.org/fulldisclosure/2021/Sep/36
http://www.securityfocus.com/bid/105868
http://www.securitytracker.com/id/1042038
https://access.redhat.com/errata/RHSA-2018:3680
https://access.redhat.com/errata/RHSA-2018:3681
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16844
https://support.apple.com/kb/HT212818
https://usn.ubuntu.com/3812-1/
https://www.debian.org/security/2018/dsa-4335

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2018-16844