VDB

ALPINE-CVE-2021-20214

ALPINE-CVE-2021-20214 PUBLISHED CVSS 7.5 HIGH

Record from OSV · Published March 25, 2021

A flaw was found in Privoxy in versions before 3.0.29. Memory leaks in the client-tags CGI handler when client tags are configured and memory allocations fail can lead to a system crash.

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

PackageEcosystemFixed in
privoxyAlpine:v3.223.0.29-r0
privoxyAlpine:v3.233.0.29-r0
privoxyAlpine:v3.123.0.29-r0
privoxyAlpine:v3.183.0.29-r0
privoxyAlpine:v3.193.0.29-r0
privoxyAlpine:v3.173.0.29-r0
privoxyAlpine:v3.133.0.29-r0
privoxyAlpine:v3.163.0.29-r0
privoxyAlpine:v3.203.0.29-r0
privoxyAlpine:v3.213.0.29-r0
privoxyAlpine:v3.143.0.29-r0
privoxyAlpine:v3.243.0.29-r0

1 more packages have a fixed version. See every fix in Lookup.

Risk scores

CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

VendorProductVersions
Alpine:v3.22privoxy3.0.19-r1, 3.0.22-r0, 3.0.18-r0
Alpine:v3.23privoxy3.0.21-r0, 0, 3.0.18-r0
Alpine:v3.12privoxy0, 3.0.17-r0, 3.0.19-r0
Alpine:v3.18privoxy0, 3.0.16-r0, 3.0.18-r0
Alpine:v3.19privoxy3.0.26-r0, 3.0.16-r0, 3.0.24-r2
Alpine:v3.17privoxy3.0.16-r1, 0, 3.0.16-r0
Alpine:v3.13privoxy3.0.16-r0, 0, 3.0.28-r0
Alpine:v3.16privoxy3.0.16-r0, 3.0.19-r1, 3.0.28-r0
Alpine:v3.20privoxy3.0.24-r0, 0, 3.0.21-r2
Alpine:v3.21privoxy0, 3.0.17-r1, 3.0.22-r0
Alpine:v3.14privoxy3.0.17-r1, 0, 3.0.16-r0
Alpine:v3.24privoxy0
Alpine:v3.15privoxy3.0.16-r0, 3.0.16-r1, 3.0.17-r0

Timeline

  • Mar 25, 2021 CVE Published
  • Jun 15, 2026 CVE Updated
  • Aug 8, 2026 Distribution Patch

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln ALPINE-CVE-2021-20214
vulnetix vdb fixes ALPINE-CVE-2021-20214

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/ALPINE-CVE-2021-20214/fixes/registry"

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