VDB
ALPINE-CVE-2018-16844
ALPINE-CVE-2018-16844
PUBLISHED
CVSS 7.5 HIGH
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.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.21 | nginx | 0, 1.4.7-r0, 1.6.0-r1 |
| Alpine:v3.6 | nginx | 1.4.6-r0, 1.9.14-r1, 1.9.14-r0 |
| Alpine:v3.18 | nginx | 1.8.0-r0, 1.6.3-r0, 1.6.2-r1 |
| Alpine:v3.9 | nginx | 1.10.1-r6, 0, 0.8.53-r0 |
| Alpine:v3.19 | nginx | 0, 1.9.14-r1, 1.9.14-r0 |
| Alpine:v3.16 | nginx | 0.8.53-r0, 1.9.14-r1, 1.9.14-r0 |
| Alpine:v3.11 | nginx | 0, 1.9.14-r1, 1.9.14-r0 |
| Alpine:v3.14 | nginx | 1.9.14-r1, 0, 0.8.53-r0 |
| Alpine:v3.12 | nginx | 1.10.2-r0, 1.10.1-r6, 1.6.1-r1 |
| Alpine:v3.23 | nginx | 1.10.1-r6, 0.8.53-r0, 0.8.54-r0 |
| Alpine:v3.10 | nginx | 0, 1.8.0-r3, 1.10.3-r2 |
| Alpine:v3.20 | nginx | 1.12.2-r6, 0.8.53-r0, 0.8.54-r0 |
| Alpine:v3.15 | nginx | 1.12.2-r6, 0, 0.8.53-r0 |
| Alpine:v3.7 | nginx | 1.8.0-r1, 1.8.0-r2, 1.8.1-r0 |
| Alpine:v3.17 | nginx | 1.4.2-r0, 1.4.3-r0, 1.4.2-r1 |
| Alpine:v3.13 | nginx | 1.10.1-r4, 1.9.14-r1, 1.9.14-r0 |
| Alpine:v3.22 | nginx | 1.12.1-r1, 1.12.0-r2, 1.12.0-r1 |
| Alpine:v3.8 | nginx | 1.4.2-r1, 0, 1.9.14-r1 |
Timeline
- Nov 7, 2018 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch