VDB
ALPINE-CVE-2021-34798
ALPINE-CVE-2021-34798
PUBLISHED
CVSS 7.5 HIGH
Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.
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:v3.17 | apache2 | 0, 2.4.9-r1, 2.4.9-r0 |
| Alpine:v3.23 | apache2 | 0, 2.2.16-r3, 2.2.17-r0 |
| Alpine:v3.21 | apache2 | 2.4.23-r9, 2.4.9-r1, 2.4.9-r0 |
| Alpine:v3.15 | apache2 | 2.4.9-r1, 2.4.23-r5, 2.4.23-r6 |
| Alpine:v3.14 | apache2 | 0, 2.2.16-r1, 2.2.16-r2 |
| Alpine:v3.13 | apache2 | 2.4.7-r0, 2.2.16-r2, 0 |
| Alpine:v3.16 | apache2 | 2.2.16-r0, 2.2.16-r1, 2.2.16-r2 |
| Alpine:v3.18 | apache2 | 2.4.33-r0, 2.4.3-r1, 2.4.29-r1 |
| Alpine:v3.12 | apache2 | 2.4.20-r0, 2.4.18-r2, 2.4.17-r7 |
| Alpine:v3.19 | apache2 | 2.4.23-r0, 2.4.9-r1, 2.4.9-r0 |
| Alpine:v3.22 | apache2 | 2.4.48-r1, 2.4.6-r0, 2.4.29-r0 |
| Alpine:v3.11 | apache2 | 2.4.26-r0, 2.2.16-r0, 2.2.16-r1 |
| Alpine:v3.20 | apache2 | 2.4.33-r0, 2.4.9-r1, 2.4.9-r0 |
Timeline
- Sep 16, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch