high7.5
CVE-2018-16844
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| F5 | Nginx | from 1.9.5 before 1.14.1 from 1.15.0 before 1.15.6 |
| Debian | Debian Linux | Version 9.0 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 18.04, 18.10 |
| Apple | Xcode | before 13.0 |
Weakness classification
References
- NVD record
- CVE.org record
- 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