CVE-2021-23017

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-23017
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-23017.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-23017
Aliases
Downstream
Related
Published
2021-06-01T13:15:07.853Z
Modified
2025-12-09T12:00:56.112082Z
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

Git / github.com/nginx/nginx

Affected ranges

Type
GIT
Repo
https://github.com/nginx/nginx
Events
Introduced
cb1cdc7426ba5470197f1a1ca5e8fe485223e558
Fixed
98a892514206ee63d418d9f355c92b6d4ce6113a

Affected versions

release-0.*

release-0.6.18
release-0.6.19
release-0.6.20
release-0.6.21
release-0.6.22
release-0.6.23
release-0.6.24
release-0.6.25
release-0.6.26
release-0.6.27
release-0.6.28
release-0.6.29
release-0.6.30
release-0.6.31
release-0.7.0
release-0.7.1
release-0.7.10
release-0.7.11
release-0.7.12
release-0.7.13
release-0.7.14
release-0.7.15
release-0.7.16
release-0.7.17
release-0.7.18
release-0.7.19
release-0.7.2
release-0.7.20
release-0.7.21
release-0.7.22
release-0.7.23
release-0.7.24
release-0.7.25
release-0.7.26
release-0.7.27
release-0.7.28
release-0.7.29
release-0.7.3
release-0.7.30
release-0.7.31
release-0.7.32
release-0.7.33
release-0.7.34
release-0.7.35
release-0.7.36
release-0.7.37
release-0.7.38
release-0.7.39
release-0.7.4
release-0.7.40
release-0.7.41
release-0.7.42
release-0.7.43
release-0.7.44
release-0.7.45
release-0.7.46
release-0.7.47
release-0.7.48
release-0.7.49
release-0.7.5
release-0.7.50
release-0.7.51
release-0.7.52
release-0.7.53
release-0.7.54
release-0.7.55
release-0.7.56
release-0.7.57
release-0.7.58
release-0.7.59
release-0.7.6
release-0.7.7
release-0.7.8
release-0.7.9
release-0.8.0
release-0.8.1
release-0.8.10
release-0.8.11
release-0.8.12
release-0.8.13
release-0.8.14
release-0.8.15
release-0.8.16
release-0.8.17
release-0.8.18
release-0.8.19
release-0.8.2
release-0.8.20
release-0.8.21
release-0.8.22
release-0.8.23
release-0.8.24
release-0.8.25
release-0.8.26
release-0.8.27
release-0.8.28
release-0.8.29
release-0.8.3
release-0.8.30
release-0.8.31
release-0.8.32
release-0.8.33
release-0.8.34
release-0.8.35
release-0.8.36
release-0.8.37
release-0.8.38
release-0.8.39
release-0.8.4
release-0.8.40
release-0.8.41
release-0.8.42
release-0.8.43
release-0.8.44
release-0.8.45
release-0.8.46
release-0.8.47
release-0.8.48
release-0.8.49
release-0.8.5
release-0.8.50
release-0.8.51
release-0.8.52
release-0.8.53
release-0.8.6
release-0.8.7
release-0.8.8
release-0.8.9
release-0.9.0
release-0.9.1
release-0.9.2
release-0.9.3
release-0.9.4
release-0.9.5
release-0.9.6
release-0.9.7

release-1.*

release-1.0.0
release-1.0.1
release-1.0.2
release-1.0.3
release-1.0.4
release-1.0.5
release-1.1.0
release-1.1.1
release-1.1.10
release-1.1.11
release-1.1.12
release-1.1.13
release-1.1.14
release-1.1.15
release-1.1.16
release-1.1.17
release-1.1.18
release-1.1.19
release-1.1.2
release-1.1.3
release-1.1.4
release-1.1.5
release-1.1.6
release-1.1.7
release-1.1.8
release-1.1.9
release-1.11.0
release-1.11.1
release-1.11.10
release-1.11.11
release-1.11.12
release-1.11.13
release-1.11.2
release-1.11.3
release-1.11.4
release-1.11.5
release-1.11.6
release-1.11.7
release-1.11.8
release-1.11.9
release-1.13.0
release-1.13.1
release-1.13.10
release-1.13.11
release-1.13.12
release-1.13.2
release-1.13.3
release-1.13.4
release-1.13.5
release-1.13.6
release-1.13.7
release-1.13.8
release-1.13.9
release-1.15.0
release-1.15.1
release-1.15.10
release-1.15.11
release-1.15.12
release-1.15.2
release-1.15.3
release-1.15.4
release-1.15.5
release-1.15.6
release-1.15.7
release-1.15.8
release-1.15.9
release-1.17.0
release-1.17.1
release-1.17.10
release-1.17.2
release-1.17.3
release-1.17.4
release-1.17.5
release-1.17.6
release-1.17.7
release-1.17.8
release-1.17.9
release-1.19.0
release-1.19.1
release-1.19.10
release-1.19.2
release-1.19.3
release-1.19.4
release-1.19.5
release-1.19.6
release-1.19.7
release-1.19.8
release-1.19.9
release-1.2.0
release-1.20.0
release-1.3.0
release-1.3.1
release-1.3.10
release-1.3.11
release-1.3.12
release-1.3.13
release-1.3.14
release-1.3.15
release-1.3.16
release-1.3.2
release-1.3.3
release-1.3.4
release-1.3.5
release-1.3.6
release-1.3.7
release-1.3.8
release-1.3.9
release-1.4.0
release-1.5.0
release-1.5.1
release-1.5.10
release-1.5.11
release-1.5.12
release-1.5.13
release-1.5.2
release-1.5.3
release-1.5.4
release-1.5.5
release-1.5.6
release-1.5.7
release-1.5.8
release-1.5.9
release-1.7.0
release-1.7.1
release-1.7.10
release-1.7.11
release-1.7.12
release-1.7.2
release-1.7.3
release-1.7.4
release-1.7.5
release-1.7.6
release-1.7.7
release-1.7.8
release-1.7.9
release-1.9.0
release-1.9.1
release-1.9.10
release-1.9.11
release-1.9.12
release-1.9.13
release-1.9.14
release-1.9.15
release-1.9.2
release-1.9.3
release-1.9.4
release-1.9.5
release-1.9.6
release-1.9.7
release-1.9.8
release-1.9.9

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-23017.json"

Git / github.com/openresty/openresty

Affected ranges

Type
GIT
Repo
https://github.com/openresty/openresty
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
a1017ea9856315486e24f8712d7b20dfd5312ceb

Affected versions

v0.*

v0.8.54.3
v0.8.54.4
v0.8.54.5
v0.8.54.6
v0.8.54.8
v0.8.54.9

v1.*

v1.0.10.1
v1.0.10.11
v1.0.10.13
v1.0.10.15
v1.0.10.17
v1.0.10.19
v1.0.10.21
v1.0.10.23
v1.0.10.24
v1.0.10.25
v1.0.10.27
v1.0.10.29
v1.0.10.3
v1.0.10.31
v1.0.10.33
v1.0.10.35
v1.0.10.41
v1.0.10.43
v1.0.10.44
v1.0.10.45
v1.0.10.47
v1.0.10.48
v1.0.10.5
v1.0.10.7
v1.0.10.9
v1.0.11.11
v1.0.11.15
v1.0.11.17
v1.0.11.19
v1.0.11.21
v1.0.11.23
v1.0.11.25
v1.0.11.27
v1.0.11.28
v1.0.11.3
v1.0.11.7
v1.0.11.9
v1.0.15.1
v1.0.15.10
v1.0.15.11
v1.0.15.3
v1.0.15.5
v1.0.15.7
v1.0.15.9
v1.0.4.0
v1.0.4.1
v1.0.4.2
v1.0.5.0
v1.0.5.1
v1.0.6.22
v1.0.6.3
v1.0.6.5
v1.0.8.1
v1.0.8.11
v1.0.8.13
v1.0.8.15
v1.0.8.17
v1.0.8.19
v1.0.8.21
v1.0.8.26
v1.0.8.3
v1.0.8.5
v1.0.8.7
v1.0.8.9
v1.0.9.1
v1.0.9.10
v1.0.9.3
v1.0.9.5
v1.0.9.7
v1.0.9.9
v1.11.2.1
v1.11.2.2
v1.11.2.3
v1.11.2.4
v1.11.2.5
v1.13.6.1
v1.13.6.2
v1.15.8.1
v1.15.8.1rc1
v1.15.8.1rc2
v1.17.8.1
v1.17.8.1rc1
v1.17.8.2
v1.19.3.1
v1.19.3.1rc0
v1.19.3.1rc1
v1.2.1.1
v1.2.1.11
v1.2.1.13
v1.2.1.14
v1.2.1.3
v1.2.1.5
v1.2.1.7
v1.2.1.9
v1.2.3.1
v1.2.3.3
v1.2.3.5
v1.2.3.7
v1.2.3.8
v1.2.4.1
v1.2.4.11
v1.2.4.13
v1.2.4.14
v1.2.4.3
v1.2.4.5
v1.2.4.7
v1.2.4.9
v1.2.6.1
v1.2.6.3
v1.2.6.5
v1.2.6.6
v1.2.7.1
v1.2.7.3
v1.2.7.5
v1.2.7.6
v1.2.8.1
v1.2.8.3
v1.2.8.5
v1.2.8.6
v1.4.1.1
v1.4.1.3
v1.4.2.1
v1.4.2.3
v1.4.2.5
v1.4.2.7
v1.4.2.8
v1.4.2.9
v1.4.3.1
v1.4.3.3
v1.4.3.4
v1.4.3.6
v1.4.3.7
v1.4.3.9
v1.5.11.1
v1.5.12.1
v1.5.8.1
v1.7.0.1
v1.7.10.1
v1.7.10.2
v1.7.2.1
v1.7.4.1
v1.7.7.1
v1.7.7.2
v1.9.15.1
v1.9.3.1
v1.9.3.1rc1
v1.9.3.2
v1.9.7.1
v1.9.7.2
v1.9.7.3
v1.9.7.4
v1.9.7.5

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-23017.json"