ALPINE-CVE-2021-23017

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Source
https://security.alpinelinux.org/vuln/CVE-2021-23017
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2021-23017
Upstream
Published
2021-06-01T13:15:07.853Z
Modified
2026-07-08T04:30:57.977734751Z
Severity
  • 7.7 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L CVSS Calculator
Summary
[none]
Details

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

References

Affected packages

Alpine:v3.10
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.16.1-r3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.11
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.16.1-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.12
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.18.0-r2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.13
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.18.0-r14

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.14
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.15
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.16
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.17
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.18
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.19
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.20
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.21
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.22
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.23
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"
Alpine:v3.24
nginx

Package

Name
nginx
Purl
pkg:apk/alpine/nginx?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0.6.18
Fixed
1.20.1-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23017.json"