VDB
ALPINE-CVE-2021-39275
ALPINE-CVE-2021-39275
PUBLISHED
CVSS 9.800000190734863 CRITICAL
ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier.
Risk Scores
CVSS v3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.15 | apache2 | 2.4.9-r1, 2.4.9-r0, 2.4.7-r0 |
| Alpine:v3.20 | apache2 | 2.4.37-r1, 0, 2.2.16-r0 |
| Alpine:v3.12 | apache2 | 2.4.9-r1, 2.4.9-r0, 2.4.7-r0 |
| Alpine:v3.14 | apache2 | 2.4.12-r2, 0, 2.2.16-r0 |
| Alpine:v3.16 | apache2 | 2.4.9-r1, 2.4.9-r0, 2.4.7-r0 |
| Alpine:v3.17 | apache2 | 2.4.20-r1, 2.4.6-r3, 2.4.6-r4 |
| Alpine:v3.22 | apache2 | 2.4.18-r2, 0, 2.2.16-r0 |
| Alpine:v3.19 | apache2 | 2.4.18-r2, 2.4.29-r1, 2.4.29-r0 |
| Alpine:v3.21 | apache2 | 2.2.22-r1, 0, 2.2.16-r3 |
| Alpine:v3.11 | apache2 | 2.4.18-r0, 2.4.18-r1, 2.4.18-r2 |
| Alpine:v3.18 | apache2 | 2.4.46-r2, 2.4.46-r1, 2.4.46-r0 |
| Alpine:v3.23 | apache2 | 2.4.33-r0, 2.4.33-r1, 2.4.33-r0 |
| Alpine:v3.13 | apache2 | 0, 2.2.16-r0, 2.2.16-r1 |
Timeline
- Sep 16, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch