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. This issue affects nginx compiled with the ngx_http_v2_module (not c...
HighCVSS 7.5
EPSS 12.7%
- Published
- Updated
- Exploit status
- No public exploit known
Description
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
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/nginx(Debian:12) | < 1.14.1-1 | 1.14.1-1 |
| debian/nginx(Debian:13) | < 1.14.1-1 | 1.14.1-1 |
| debian/nginx(Debian:14) | < 1.14.1-1 | 1.14.1-1 |
| f5 nginx | >= 1.9.5, < 1.14.1 | 1.14.1 |
| f5 nginx | >= 1.15.0, < 1.15.6 | 1.15.6 |
| debian linux | = 9.0 | No fix listed |
| Canonical Ubuntu Linux | = 14.04 | No fix listed |
| Canonical Ubuntu Linux | = 16.04 | No fix listed |
| Canonical Ubuntu Linux | = 18.04 | No fix listed |
| Canonical Ubuntu Linux | = 18.10 | No fix listed |
| apple Xcode | < 13.0 | 13.0 |
| alpine/nginx(Alpine:v3.10) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.11) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.12) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.13) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.14) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.15) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.16) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.17) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.18) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.19) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.20) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.21) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.22) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.23) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
Show 7 more
| Product | Affected versions | Fixed in |
|---|---|---|
| alpine/nginx(Alpine:v3.24) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.6) | >= 1.9.5, < 1.12.2-r2 | 1.12.2-r2 |
| alpine/nginx(Alpine:v3.7) | >= 1.9.5, < 1.12.1-r4 | 1.12.1-r4 |
| alpine/nginx(Alpine:v3.8) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| alpine/nginx(Alpine:v3.9) | >= 1.9.5, < 1.14.1-r0 | 1.14.1-r0 |
| f5 nginx | = 1.15.6 | No fix listed |
| f5 nginx | = 1.14.1 | No fix listed |
References
- Debian Security Tracker CVE-2018-16844 vendor-advisory
- openSUSE-SU-2019:2120 third-party-advisory vendor-advisory
- mailman.nginx.org mailing-list vendor-advisory
- 20210921 APPLE-SA-2021-09-20-4 Xcode 13 mailing-list third-party-advisory
- 105868 third-party-advisory vdb-entry
- 1042038 third-party-advisory vdb-entry
- RHSA-2018:3680 third-party-advisory vendor-advisory
- RHSA-2018:3681 third-party-advisory vendor-advisory
- bugzilla.redhat.com issue-tracking
- support.apple.com third-party-advisory
- USN-3812-1 third-party-advisory vendor-advisory
- DSA-4335 third-party-advisory vendor-advisory
- security.alpinelinux.org vendor-advisory
- bugs.debian.org issue-tracking