ALPINE-CVE-2006-20001 — Vulnetix

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ALPINE-CVE-2006-20001 PUBLISHED CVSS 7.5 HIGH

A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash. This issue affects Apache HTTP Server 2.4.54 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:v3.14	apache2	2.4.9-r1, 2.4.9-r0, 2.4.7-r0
Alpine:v3.15	apache2	2.2.21-r2, 2.2.21-r3, 2.2.22-r0
Alpine:v3.17	apache2	2.2.20-r0, 2.4.17-r4, 2.4.17-r5
Alpine:v3.16	apache2	2.2.21-r3, 2.2.22-r0, 2.2.22-r1

Timeline

Jan 17, 2023 CVE Published
Nov 19, 2025 CVE Updated
Apr 30, 2026 Distribution Patch

References

https://security.alpinelinux.org/vuln/CVE-2006-20001 advisory

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