VDB
ALPINE-CVE-2018-11763
ALPINE-CVE-2018-11763
PUBLISHED
CVSS 5.900000095367432 MEDIUM
In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.
Risk Scores
CVSS 3.0
5.900000095367432
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.21 | apache2 | 2.2.16-r0, 2.2.16-r1, 2.2.16-r2 |
| Alpine:v3.7 | apache2 | 0, 2.2.16-r0, 2.2.16-r2 |
| Alpine:v3.10 | apache2 | 2.4.20-r2, 2.2.16-r2, 2.2.16-r3 |
| Alpine:v3.14 | apache2 | 0, 2.2.22-r1, 2.2.22-r0 |
| Alpine:v3.15 | apache2 | 2.4.3-r2, 2.4.33-r1, 2.4.34-r0 |
| Alpine:v3.13 | apache2 | 2.2.17-r2, 2.4.33-r0, 2.4.3-r2 |
| Alpine:v3.18 | apache2 | 2.4.23-r8, 2.4.17-r6, 2.4.17-r3 |
| Alpine:v3.8 | apache2 | 2.2.16-r3, 0, 2.2.16-r0 |
| Alpine:v3.23 | apache2 | 2.2.16-r0, 0, 2.4.27-r2 |
| Alpine:v3.9 | apache2 | 2.2.22-r0, 2.2.21-r1, 2.2.21-r0 |
| Alpine:v3.24 | apache2 | 0, 0 |
| Alpine:v3.20 | apache2 | 2.4.34-r0, 2.4.4-r0, 2.4.4-r1 |
| Alpine:v3.22 | apache2 | 2.4.33-r0, 2.4.33-r1, 2.4.34-r0 |
| Alpine:v3.19 | apache2 | 2.4.27-r1, 2.4.23-r5, 2.2.17-r3 |
| Alpine:v3.11 | apache2 | 2.4.12-r1, 2.4.33-r1, 0 |
| Alpine:v3.6 | apache2 | 2.4.33-r0, 2.4.3-r2, 2.4.3-r1 |
| Alpine:v3.16 | apache2 | 2.2.21-r0, 0, 2.2.16-r0 |
| Alpine:v3.17 | apache2 | 2.4.18-r0, 2.2.17-r5, 2.2.22-r0 |
| Alpine:v3.12 | apache2 | 2.4.4-r0, 2.4.6-r0, 2.4.3-r0 |
| Alpine:v3.5 | apache2 | 2.4.23-r6, 2.4.23-r7, 2.4.23-r8 |
Timeline
- Sep 25, 2018 CVE Published
- Apr 30, 2026 Distribution Patch
- Jun 9, 2026 CVE Updated