CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-3672

A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.001

EPSS Ranking 21.4%

CVSS Severity

CVSS v3 Score 5.6

CVSS v2 Score 6.8

References

Products affected by CVE-2021-3672

C-Ares Project » C-Ares » Version: 1.0.0

cpe:2.3:a:c-ares_project:c-ares:1.0.0
C-Ares Project » C-Ares » Version: 1.1.0

cpe:2.3:a:c-ares_project:c-ares:1.1.0
C-Ares Project » C-Ares » Version: 1.10.0

cpe:2.3:a:c-ares_project:c-ares:1.10.0
C-Ares Project » C-Ares » Version: 1.11.0

cpe:2.3:a:c-ares_project:c-ares:1.11.0
C-Ares Project » C-Ares » Version: 1.12.0

cpe:2.3:a:c-ares_project:c-ares:1.12.0
C-Ares Project » C-Ares » Version: 1.13.0

cpe:2.3:a:c-ares_project:c-ares:1.13.0
C-Ares Project » C-Ares » Version: 1.14.0

cpe:2.3:a:c-ares_project:c-ares:1.14.0
C-Ares Project » C-Ares » Version: 1.15.0

cpe:2.3:a:c-ares_project:c-ares:1.15.0
C-Ares Project » C-Ares » Version: 1.16.0

cpe:2.3:a:c-ares_project:c-ares:1.16.0
C-Ares Project » C-Ares » Version: 1.16.1

cpe:2.3:a:c-ares_project:c-ares:1.16.1
C-Ares Project » C-Ares » Version: 1.17.0

cpe:2.3:a:c-ares_project:c-ares:1.17.0
C-Ares Project » C-Ares » Version: 1.17.1

cpe:2.3:a:c-ares_project:c-ares:1.17.1
C-Ares Project » C-Ares » Version: 1.2.0

cpe:2.3:a:c-ares_project:c-ares:1.2.0
C-Ares Project » C-Ares » Version: 1.2.1

cpe:2.3:a:c-ares_project:c-ares:1.2.1
C-Ares Project » C-Ares » Version: 1.3.0

cpe:2.3:a:c-ares_project:c-ares:1.3.0
C-Ares Project » C-Ares » Version: 1.3.1

cpe:2.3:a:c-ares_project:c-ares:1.3.1
C-Ares Project » C-Ares » Version: 1.3.2

cpe:2.3:a:c-ares_project:c-ares:1.3.2
C-Ares Project » C-Ares » Version: 1.4.0

cpe:2.3:a:c-ares_project:c-ares:1.4.0
C-Ares Project » C-Ares » Version: 1.5.0

cpe:2.3:a:c-ares_project:c-ares:1.5.0
C-Ares Project » C-Ares » Version: 1.5.1

cpe:2.3:a:c-ares_project:c-ares:1.5.1
C-Ares Project » C-Ares » Version: 1.5.2

cpe:2.3:a:c-ares_project:c-ares:1.5.2
C-Ares Project » C-Ares » Version: 1.5.3

cpe:2.3:a:c-ares_project:c-ares:1.5.3
C-Ares Project » C-Ares » Version: 1.6.0

cpe:2.3:a:c-ares_project:c-ares:1.6.0
C-Ares Project » C-Ares » Version: 1.7.0

cpe:2.3:a:c-ares_project:c-ares:1.7.0
C-Ares Project » C-Ares » Version: 1.7.1

cpe:2.3:a:c-ares_project:c-ares:1.7.1
C-Ares Project » C-Ares » Version: 1.7.2

cpe:2.3:a:c-ares_project:c-ares:1.7.2
C-Ares Project » C-Ares » Version: 1.7.3

cpe:2.3:a:c-ares_project:c-ares:1.7.3
C-Ares Project » C-Ares » Version: 1.7.4

cpe:2.3:a:c-ares_project:c-ares:1.7.4
C-Ares Project » C-Ares » Version: 1.7.5

cpe:2.3:a:c-ares_project:c-ares:1.7.5
C-Ares Project » C-Ares » Version: 1.8.0

cpe:2.3:a:c-ares_project:c-ares:1.8.0
C-Ares Project » C-Ares » Version: 1.9.0

cpe:2.3:a:c-ares_project:c-ares:1.9.0
C-Ares Project » C-Ares » Version: 1.9.1

cpe:2.3:a:c-ares_project:c-ares:1.9.1
Nodejs » Node.js » Version: 12.0.0

cpe:2.3:a:nodejs:node.js:12.0.0
Nodejs » Node.js » Version: 12.1.0

cpe:2.3:a:nodejs:node.js:12.1.0
Nodejs » Node.js » Version: 12.10.0

cpe:2.3:a:nodejs:node.js:12.10.0
Nodejs » Node.js » Version: 12.11.0

cpe:2.3:a:nodejs:node.js:12.11.0
Nodejs » Node.js » Version: 12.11.1

cpe:2.3:a:nodejs:node.js:12.11.1
Nodejs » Node.js » Version: 12.12.0

cpe:2.3:a:nodejs:node.js:12.12.0
Nodejs » Node.js » Version: 12.13.0

cpe:2.3:a:nodejs:node.js:12.13.0
Nodejs » Node.js » Version: 12.13.1

cpe:2.3:a:nodejs:node.js:12.13.1
Nodejs » Node.js » Version: 12.14.0

cpe:2.3:a:nodejs:node.js:12.14.0
Nodejs » Node.js » Version: 12.14.1

cpe:2.3:a:nodejs:node.js:12.14.1
Nodejs » Node.js » Version: 12.15.0

cpe:2.3:a:nodejs:node.js:12.15.0
Nodejs » Node.js » Version: 12.16.0

cpe:2.3:a:nodejs:node.js:12.16.0
Nodejs » Node.js » Version: 12.16.1

cpe:2.3:a:nodejs:node.js:12.16.1
Nodejs » Node.js » Version: 12.16.2

cpe:2.3:a:nodejs:node.js:12.16.2
Nodejs » Node.js » Version: 12.16.3

cpe:2.3:a:nodejs:node.js:12.16.3
Nodejs » Node.js » Version: 12.17.0

cpe:2.3:a:nodejs:node.js:12.17.0
Nodejs » Node.js » Version: 12.18.0

cpe:2.3:a:nodejs:node.js:12.18.0
Nodejs » Node.js » Version: 12.18.1

cpe:2.3:a:nodejs:node.js:12.18.1
Nodejs » Node.js » Version: 12.18.2

cpe:2.3:a:nodejs:node.js:12.18.2
Nodejs » Node.js » Version: 12.18.3

cpe:2.3:a:nodejs:node.js:12.18.3
Nodejs » Node.js » Version: 12.18.4

cpe:2.3:a:nodejs:node.js:12.18.4
Nodejs » Node.js » Version: 12.19.0

cpe:2.3:a:nodejs:node.js:12.19.0
Nodejs » Node.js » Version: 12.19.1

cpe:2.3:a:nodejs:node.js:12.19.1
Nodejs » Node.js » Version: 12.2.0

cpe:2.3:a:nodejs:node.js:12.2.0
Nodejs » Node.js » Version: 12.20.0

cpe:2.3:a:nodejs:node.js:12.20.0
Nodejs » Node.js » Version: 12.20.1

cpe:2.3:a:nodejs:node.js:12.20.1
Nodejs » Node.js » Version: 12.20.2

cpe:2.3:a:nodejs:node.js:12.20.2
Nodejs » Node.js » Version: 12.21.0

cpe:2.3:a:nodejs:node.js:12.21.0
Nodejs » Node.js » Version: 12.22.0

cpe:2.3:a:nodejs:node.js:12.22.0
Nodejs » Node.js » Version: 12.22.1

cpe:2.3:a:nodejs:node.js:12.22.1
Nodejs » Node.js » Version: 12.22.2

cpe:2.3:a:nodejs:node.js:12.22.2
Nodejs » Node.js » Version: 12.22.3

cpe:2.3:a:nodejs:node.js:12.22.3
Nodejs » Node.js » Version: 12.22.4

cpe:2.3:a:nodejs:node.js:12.22.4
Nodejs » Node.js » Version: 12.3.0

cpe:2.3:a:nodejs:node.js:12.3.0
Nodejs » Node.js » Version: 12.3.1

cpe:2.3:a:nodejs:node.js:12.3.1
Nodejs » Node.js » Version: 12.4.0

cpe:2.3:a:nodejs:node.js:12.4.0
Nodejs » Node.js » Version: 12.5.0

cpe:2.3:a:nodejs:node.js:12.5.0
Nodejs » Node.js » Version: 12.6.0

cpe:2.3:a:nodejs:node.js:12.6.0
Nodejs » Node.js » Version: 12.7.0

cpe:2.3:a:nodejs:node.js:12.7.0
Nodejs » Node.js » Version: 12.8.0

cpe:2.3:a:nodejs:node.js:12.8.0
Nodejs » Node.js » Version: 12.8.1

cpe:2.3:a:nodejs:node.js:12.8.1
Nodejs » Node.js » Version: 12.9.0

cpe:2.3:a:nodejs:node.js:12.9.0
Nodejs » Node.js » Version: 12.9.1

cpe:2.3:a:nodejs:node.js:12.9.1
Nodejs » Node.js » Version: 14.0.0

cpe:2.3:a:nodejs:node.js:14.0.0
Nodejs » Node.js » Version: 14.1.0

cpe:2.3:a:nodejs:node.js:14.1.0
Nodejs » Node.js » Version: 14.10.0

cpe:2.3:a:nodejs:node.js:14.10.0
Nodejs » Node.js » Version: 14.10.1

cpe:2.3:a:nodejs:node.js:14.10.1
Nodejs » Node.js » Version: 14.11.0

cpe:2.3:a:nodejs:node.js:14.11.0
Nodejs » Node.js » Version: 14.12.0

cpe:2.3:a:nodejs:node.js:14.12.0
Nodejs » Node.js » Version: 14.13.0

cpe:2.3:a:nodejs:node.js:14.13.0
Nodejs » Node.js » Version: 14.13.1

cpe:2.3:a:nodejs:node.js:14.13.1
Nodejs » Node.js » Version: 14.14.0

cpe:2.3:a:nodejs:node.js:14.14.0
Nodejs » Node.js » Version: 14.15.0

cpe:2.3:a:nodejs:node.js:14.15.0
Nodejs » Node.js » Version: 14.15.1

cpe:2.3:a:nodejs:node.js:14.15.1
Nodejs » Node.js » Version: 14.15.2

cpe:2.3:a:nodejs:node.js:14.15.2
Nodejs » Node.js » Version: 14.15.3

cpe:2.3:a:nodejs:node.js:14.15.3
Nodejs » Node.js » Version: 14.15.4

cpe:2.3:a:nodejs:node.js:14.15.4
Nodejs » Node.js » Version: 14.15.5

cpe:2.3:a:nodejs:node.js:14.15.5
Nodejs » Node.js » Version: 14.16.0

cpe:2.3:a:nodejs:node.js:14.16.0
Nodejs » Node.js » Version: 14.16.1

cpe:2.3:a:nodejs:node.js:14.16.1
Nodejs » Node.js » Version: 14.17.0

cpe:2.3:a:nodejs:node.js:14.17.0
Nodejs » Node.js » Version: 14.17.1

cpe:2.3:a:nodejs:node.js:14.17.1
Nodejs » Node.js » Version: 14.17.2

cpe:2.3:a:nodejs:node.js:14.17.2
Nodejs » Node.js » Version: 14.17.3

cpe:2.3:a:nodejs:node.js:14.17.3
Nodejs » Node.js » Version: 14.17.4

cpe:2.3:a:nodejs:node.js:14.17.4
Nodejs » Node.js » Version: 14.2.0

cpe:2.3:a:nodejs:node.js:14.2.0
Nodejs » Node.js » Version: 14.3.0

cpe:2.3:a:nodejs:node.js:14.3.0
Nodejs » Node.js » Version: 14.4.0

cpe:2.3:a:nodejs:node.js:14.4.0
Nodejs » Node.js » Version: 14.5.0

cpe:2.3:a:nodejs:node.js:14.5.0
Nodejs » Node.js » Version: 14.6.0

cpe:2.3:a:nodejs:node.js:14.6.0
Nodejs » Node.js » Version: 14.7.0

cpe:2.3:a:nodejs:node.js:14.7.0
Nodejs » Node.js » Version: 14.8.0

cpe:2.3:a:nodejs:node.js:14.8.0
Nodejs » Node.js » Version: 14.9.0

cpe:2.3:a:nodejs:node.js:14.9.0
Nodejs » Node.js » Version: 16.0.0

cpe:2.3:a:nodejs:node.js:16.0.0
Nodejs » Node.js » Version: 16.1.0

cpe:2.3:a:nodejs:node.js:16.1.0
Nodejs » Node.js » Version: 16.2.0

cpe:2.3:a:nodejs:node.js:16.2.0
Nodejs » Node.js » Version: 16.3.0

cpe:2.3:a:nodejs:node.js:16.3.0
Nodejs » Node.js » Version: 16.4.0

cpe:2.3:a:nodejs:node.js:16.4.0
Nodejs » Node.js » Version: 16.4.1

cpe:2.3:a:nodejs:node.js:16.4.1
Nodejs » Node.js » Version: 16.4.2

cpe:2.3:a:nodejs:node.js:16.4.2
Nodejs » Node.js » Version: 16.5.0

cpe:2.3:a:nodejs:node.js:16.5.0
Nodejs » Node.js » Version: 16.6.0

cpe:2.3:a:nodejs:node.js:16.6.0
Nodejs » Node.js » Version: 16.6.1

cpe:2.3:a:nodejs:node.js:16.6.1
Pgbouncer » Pgbouncer » Version: 1.0

cpe:2.3:a:pgbouncer:pgbouncer:1.0
Pgbouncer » Pgbouncer » Version: 1.0.1

cpe:2.3:a:pgbouncer:pgbouncer:1.0.1
Pgbouncer » Pgbouncer » Version: 1.0.2

cpe:2.3:a:pgbouncer:pgbouncer:1.0.2
Pgbouncer » Pgbouncer » Version: 1.0.3

cpe:2.3:a:pgbouncer:pgbouncer:1.0.3
Pgbouncer » Pgbouncer » Version: 1.0.4

cpe:2.3:a:pgbouncer:pgbouncer:1.0.4
Pgbouncer » Pgbouncer » Version: 1.0.5

cpe:2.3:a:pgbouncer:pgbouncer:1.0.5
Pgbouncer » Pgbouncer » Version: 1.0.6

cpe:2.3:a:pgbouncer:pgbouncer:1.0.6
Pgbouncer » Pgbouncer » Version: 1.0.7

cpe:2.3:a:pgbouncer:pgbouncer:1.0.7
Pgbouncer » Pgbouncer » Version: 1.0.8

cpe:2.3:a:pgbouncer:pgbouncer:1.0.8
Pgbouncer » Pgbouncer » Version: 1.1

cpe:2.3:a:pgbouncer:pgbouncer:1.1
Pgbouncer » Pgbouncer » Version: 1.1.1

cpe:2.3:a:pgbouncer:pgbouncer:1.1.1
Pgbouncer » Pgbouncer » Version: 1.1.2

cpe:2.3:a:pgbouncer:pgbouncer:1.1.2
Pgbouncer » Pgbouncer » Version: 1.10.0

cpe:2.3:a:pgbouncer:pgbouncer:1.10.0
Pgbouncer » Pgbouncer » Version: 1.11.0

cpe:2.3:a:pgbouncer:pgbouncer:1.11.0
Pgbouncer » Pgbouncer » Version: 1.12.0

cpe:2.3:a:pgbouncer:pgbouncer:1.12.0
Pgbouncer » Pgbouncer » Version: 1.13.0

cpe:2.3:a:pgbouncer:pgbouncer:1.13.0
Pgbouncer » Pgbouncer » Version: 1.14.0

cpe:2.3:a:pgbouncer:pgbouncer:1.14.0
Pgbouncer » Pgbouncer » Version: 1.15.0

cpe:2.3:a:pgbouncer:pgbouncer:1.15.0
Pgbouncer » Pgbouncer » Version: 1.16.0

cpe:2.3:a:pgbouncer:pgbouncer:1.16.0
Pgbouncer » Pgbouncer » Version: 1.16.1

cpe:2.3:a:pgbouncer:pgbouncer:1.16.1
Pgbouncer » Pgbouncer » Version: 1.2

cpe:2.3:a:pgbouncer:pgbouncer:1.2
Pgbouncer » Pgbouncer » Version: 1.2.2

cpe:2.3:a:pgbouncer:pgbouncer:1.2.2
Pgbouncer » Pgbouncer » Version: 1.2.3

cpe:2.3:a:pgbouncer:pgbouncer:1.2.3
Pgbouncer » Pgbouncer » Version: 1.3

cpe:2.3:a:pgbouncer:pgbouncer:1.3
Pgbouncer » Pgbouncer » Version: 1.3.1

cpe:2.3:a:pgbouncer:pgbouncer:1.3.1
Pgbouncer » Pgbouncer » Version: 1.3.2

cpe:2.3:a:pgbouncer:pgbouncer:1.3.2
Pgbouncer » Pgbouncer » Version: 1.3.3

cpe:2.3:a:pgbouncer:pgbouncer:1.3.3
Pgbouncer » Pgbouncer » Version: 1.3.4

cpe:2.3:a:pgbouncer:pgbouncer:1.3.4
Pgbouncer » Pgbouncer » Version: 1.4

cpe:2.3:a:pgbouncer:pgbouncer:1.4
Pgbouncer » Pgbouncer » Version: 1.4.1

cpe:2.3:a:pgbouncer:pgbouncer:1.4.1
Pgbouncer » Pgbouncer » Version: 1.4.2

cpe:2.3:a:pgbouncer:pgbouncer:1.4.2
Pgbouncer » Pgbouncer » Version: 1.5

cpe:2.3:a:pgbouncer:pgbouncer:1.5
Pgbouncer » Pgbouncer » Version: 1.5.1

cpe:2.3:a:pgbouncer:pgbouncer:1.5.1
Pgbouncer » Pgbouncer » Version: 1.5.2

cpe:2.3:a:pgbouncer:pgbouncer:1.5.2
Pgbouncer » Pgbouncer » Version: 1.5.3

cpe:2.3:a:pgbouncer:pgbouncer:1.5.3
Pgbouncer » Pgbouncer » Version: 1.5.4

cpe:2.3:a:pgbouncer:pgbouncer:1.5.4
Pgbouncer » Pgbouncer » Version: 1.5.5

cpe:2.3:a:pgbouncer:pgbouncer:1.5.5
Pgbouncer » Pgbouncer » Version: 1.6

cpe:2.3:a:pgbouncer:pgbouncer:1.6
Pgbouncer » Pgbouncer » Version: 1.6.1

cpe:2.3:a:pgbouncer:pgbouncer:1.6.1
Pgbouncer » Pgbouncer » Version: 1.7

cpe:2.3:a:pgbouncer:pgbouncer:1.7
Pgbouncer » Pgbouncer » Version: 1.7.1

cpe:2.3:a:pgbouncer:pgbouncer:1.7.1
Pgbouncer » Pgbouncer » Version: 1.7.2

cpe:2.3:a:pgbouncer:pgbouncer:1.7.2
Pgbouncer » Pgbouncer » Version: 1.8

cpe:2.3:a:pgbouncer:pgbouncer:1.8
Pgbouncer » Pgbouncer » Version: 1.8.1

cpe:2.3:a:pgbouncer:pgbouncer:1.8.1
Pgbouncer » Pgbouncer » Version: 1.9.0

cpe:2.3:a:pgbouncer:pgbouncer:1.9.0
Siemens » Sinec Infrastructure Network Services » Version: N/A

cpe:2.3:a:siemens:sinec_infrastructure_network_services:-
Siemens » Sinec Infrastructure Network Services » Version: 1.0.1

cpe:2.3:a:siemens:sinec_infrastructure_network_services:1.0.1
Fedoraproject » Fedora » Version: 33

cpe:2.3:o:fedoraproject:fedora:33
Fedoraproject » Fedora » Version: 34

cpe:2.3:o:fedoraproject:fedora:34
Redhat » Enterprise Linux » Version: 7.0

cpe:2.3:o:redhat:enterprise_linux:7.0
Redhat » Enterprise Linux » Version: 7.7

cpe:2.3:o:redhat:enterprise_linux:7.7
Redhat » Enterprise Linux » Version: 8.0

cpe:2.3:o:redhat:enterprise_linux:8.0
Redhat » Enterprise Linux Computer Node » Version: 1

cpe:2.3:o:redhat:enterprise_linux_computer_node:1
Redhat » Enterprise Linux Eus » Version: 7.7

cpe:2.3:o:redhat:enterprise_linux_eus:7.7
Redhat » Enterprise Linux Eus » Version: 8.1

cpe:2.3:o:redhat:enterprise_linux_eus:8.1
Redhat » Enterprise Linux Eus » Version: 8.2

cpe:2.3:o:redhat:enterprise_linux_eus:8.2
Redhat » Enterprise Linux Eus » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_eus:8.4
Redhat » Enterprise Linux For Ibm Z Systems » Version: 8.0

cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0
Redhat » Enterprise Linux For Ibm Z Systems Eus » Version: 8.1

cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.1
Redhat » Enterprise Linux For Ibm Z Systems Eus » Version: 8.2

cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.2
Redhat » Enterprise Linux For Ibm Z Systems Eus » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4
Redhat » Enterprise Linux For Power Little Endian » Version: 8.0

cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0
Redhat » Enterprise Linux For Power Little Endian Eus » Version: 8.1

cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.1
Redhat » Enterprise Linux For Power Little Endian Eus » Version: 8.2

cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.2
Redhat » Enterprise Linux For Power Little Endian Eus » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4
Redhat » Enterprise Linux Server Aus » Version: 8.2

cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2
Redhat » Enterprise Linux Server Aus » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4
Redhat » Enterprise Linux Server Tus » Version: 8.2

cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2
Redhat » Enterprise Linux Server Tus » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4
Redhat » Enterprise Linux Server Update Services For Sap Solutions » Version: 8.1

cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.1
Redhat » Enterprise Linux Server Update Services For Sap Solutions » Version: 8.2

cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.2
Redhat » Enterprise Linux Server Update Services For Sap Solutions » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.4
Redhat » Enterprise Linux Tus » Version: 8.4

cpe:2.3:o:redhat:enterprise_linux_tus:8.4
Redhat » Enterprise Linux Workstation » Version: 1

cpe:2.3:o:redhat:enterprise_linux_workstation:1

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-3672

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