Vulnerability Details CVE-2021-22946
A user can tell curl >= 7.20.0 and <= 7.78.0 to require a successful upgrade to TLS when speaking to an IMAP, POP3 or FTP server (`--ssl-reqd` on the command line or`CURLOPT_USE_SSL` set to `CURLUSESSL_CONTROL` or `CURLUSESSL_ALL` withlibcurl). This requirement could be bypassed if the server would return a properly crafted but perfectly legitimate response.This flaw would then make curl silently continue its operations **withoutTLS** contrary to the instructions and expectations, exposing possibly sensitive data in clear text over the network.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 12.5%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Products affected by CVE-2021-22946
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cpe:2.3:a:haxx:curl:7.20.0
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cpe:2.3:a:haxx:curl:7.20.1
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cpe:2.3:a:haxx:curl:7.21.0
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cpe:2.3:a:haxx:curl:7.21.1
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cpe:2.3:a:haxx:curl:7.21.2
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cpe:2.3:a:haxx:curl:7.21.3
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cpe:2.3:a:haxx:curl:7.21.4
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cpe:2.3:a:haxx:curl:7.21.5
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cpe:2.3:a:haxx:curl:7.21.6
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cpe:2.3:a:haxx:curl:7.21.7
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cpe:2.3:a:haxx:curl:7.22.0
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cpe:2.3:a:haxx:curl:7.23.0
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cpe:2.3:a:haxx:curl:7.23.1
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cpe:2.3:a:haxx:curl:7.24.0
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cpe:2.3:a:haxx:curl:7.25.0
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cpe:2.3:a:haxx:curl:7.26.0
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cpe:2.3:a:haxx:curl:7.27.0
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cpe:2.3:a:haxx:curl:7.28.0
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cpe:2.3:a:haxx:curl:7.28.1
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cpe:2.3:a:haxx:curl:7.29.0
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cpe:2.3:a:haxx:curl:7.30.0
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cpe:2.3:a:haxx:curl:7.31.0
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cpe:2.3:a:haxx:curl:7.32.0
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cpe:2.3:a:haxx:curl:7.33.0
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cpe:2.3:a:haxx:curl:7.34.0
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cpe:2.3:a:haxx:curl:7.35.0
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cpe:2.3:a:haxx:curl:7.36.0
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cpe:2.3:a:haxx:curl:7.37.0
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cpe:2.3:a:haxx:curl:7.37.1
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cpe:2.3:a:haxx:curl:7.38.0
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cpe:2.3:a:haxx:curl:7.39.0
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cpe:2.3:a:haxx:curl:7.40.0
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cpe:2.3:a:haxx:curl:7.41.0
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cpe:2.3:a:haxx:curl:7.42.0
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cpe:2.3:a:haxx:curl:7.42.1
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cpe:2.3:a:haxx:curl:7.43.0
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cpe:2.3:a:haxx:curl:7.44.0
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cpe:2.3:a:haxx:curl:7.45.0
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cpe:2.3:a:haxx:curl:7.46.0
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cpe:2.3:a:haxx:curl:7.47.0
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cpe:2.3:a:haxx:curl:7.47.1
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cpe:2.3:a:haxx:curl:7.48.0
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cpe:2.3:a:haxx:curl:7.49.0
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cpe:2.3:a:haxx:curl:7.49.1
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cpe:2.3:a:haxx:curl:7.50.0
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cpe:2.3:a:haxx:curl:7.50.1
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cpe:2.3:a:haxx:curl:7.50.2
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cpe:2.3:a:haxx:curl:7.50.3
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cpe:2.3:a:haxx:curl:7.51.0
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cpe:2.3:a:haxx:curl:7.52.0
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cpe:2.3:a:haxx:curl:7.52.1
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cpe:2.3:a:haxx:curl:7.53.0
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cpe:2.3:a:haxx:curl:7.53.1
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cpe:2.3:a:haxx:curl:7.54.0
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cpe:2.3:a:haxx:curl:7.54.1
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cpe:2.3:a:haxx:curl:7.55.0
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cpe:2.3:a:haxx:curl:7.55.1
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cpe:2.3:a:haxx:curl:7.56.0
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cpe:2.3:a:haxx:curl:7.56.1
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cpe:2.3:a:haxx:curl:7.57.0
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cpe:2.3:a:haxx:curl:7.58.0
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cpe:2.3:a:haxx:curl:7.59.0
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cpe:2.3:a:haxx:curl:7.60.0
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cpe:2.3:a:haxx:curl:7.61.0
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cpe:2.3:a:haxx:curl:7.61.1
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cpe:2.3:a:haxx:curl:7.62.0
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cpe:2.3:a:haxx:curl:7.63.0
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cpe:2.3:a:haxx:curl:7.64.0
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cpe:2.3:a:haxx:curl:7.64.1
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cpe:2.3:a:haxx:curl:7.65.0
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cpe:2.3:a:haxx:curl:7.65.1
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cpe:2.3:a:haxx:curl:7.65.2
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cpe:2.3:a:haxx:curl:7.65.3
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cpe:2.3:a:haxx:curl:7.66.0
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cpe:2.3:a:haxx:curl:7.67.0
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cpe:2.3:a:haxx:curl:7.68.0
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cpe:2.3:a:haxx:curl:7.69.0
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cpe:2.3:a:haxx:curl:7.69.1
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cpe:2.3:a:haxx:curl:7.70.0
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cpe:2.3:a:haxx:curl:7.71.0
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cpe:2.3:a:haxx:curl:7.71.1
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cpe:2.3:a:haxx:curl:7.72.0
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cpe:2.3:a:haxx:curl:7.73.0
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cpe:2.3:a:haxx:curl:7.74.0
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cpe:2.3:a:haxx:curl:7.75.0
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cpe:2.3:a:haxx:curl:7.76.0
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cpe:2.3:a:haxx:curl:7.76.1
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cpe:2.3:a:haxx:curl:7.77.0
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cpe:2.3:a:haxx:curl:7.78.0
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cpe:2.3:a:netapp:cloud_backup:-
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cpe:2.3:a:netapp:clustered_data_ontap:-
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cpe:2.3:a:netapp:oncommand_insight:-
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cpe:2.3:a:netapp:oncommand_workflow_automation:-
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cpe:2.3:a:netapp:snapcenter:-
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cpe:2.3:a:oracle:commerce_guided_search:11.3.2
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cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:1.11.0
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cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3
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cpe:2.3:a:oracle:communications_cloud_native_core_console:22.2.0
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cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0
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cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:1.15.0
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cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:1.15.1
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cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:22.1.0
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cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:22.2.0
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cpe:2.3:a:oracle:communications_cloud_native_core_network_slice_selection_function:1.8.0
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cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:22.1.1
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cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.15.0
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cpe:2.3:a:oracle:mysql_server:5.7.0
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cpe:2.3:a:oracle:mysql_server:5.7.26
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cpe:2.3:a:oracle:mysql_server:5.7.27
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cpe:2.3:a:oracle:mysql_server:5.7.28
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cpe:2.3:a:oracle:mysql_server:5.7.32
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cpe:2.3:a:oracle:mysql_server:5.7.33
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cpe:2.3:a:oracle:mysql_server:5.7.34
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cpe:2.3:a:oracle:mysql_server:5.7.35
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cpe:2.3:a:oracle:mysql_server:8.0.0
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cpe:2.3:a:oracle:mysql_server:8.0.15
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cpe:2.3:a:oracle:mysql_server:8.0.17
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cpe:2.3:a:oracle:mysql_server:8.0.22
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cpe:2.3:a:oracle:mysql_server:8.0.23
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cpe:2.3:a:oracle:mysql_server:8.0.24
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cpe:2.3:a:oracle:mysql_server:8.0.25
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cpe:2.3:a:oracle:mysql_server:8.0.26
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cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57
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cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58
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cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.59
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cpe:2.3:a:siemens:sinec_infrastructure_network_services:-
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cpe:2.3:a:siemens:sinec_infrastructure_network_services:1.0.1
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cpe:2.3:a:splunk:universal_forwarder:8.2.0
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cpe:2.3:a:splunk:universal_forwarder:8.2.10
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cpe:2.3:a:splunk:universal_forwarder:8.2.11
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cpe:2.3:a:splunk:universal_forwarder:8.2.6
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cpe:2.3:a:splunk:universal_forwarder:8.2.7
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cpe:2.3:a:splunk:universal_forwarder:8.2.8
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cpe:2.3:a:splunk:universal_forwarder:8.2.9
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cpe:2.3:a:splunk:universal_forwarder:9.0.0
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cpe:2.3:a:splunk:universal_forwarder:9.0.1
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cpe:2.3:a:splunk:universal_forwarder:9.0.2
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cpe:2.3:a:splunk:universal_forwarder:9.0.3
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cpe:2.3:a:splunk:universal_forwarder:9.0.4
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cpe:2.3:a:splunk:universal_forwarder:9.0.5
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cpe:2.3:a:splunk:universal_forwarder:9.1.0
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cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-
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cpe:2.3:o:apple:macos:1.0
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cpe:2.3:o:apple:macos:10.15.7
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cpe:2.3:o:apple:macos:11.0
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cpe:2.3:o:apple:macos:11.0.1
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cpe:2.3:o:apple:macos:11.1
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cpe:2.3:o:apple:macos:11.1.0
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cpe:2.3:o:apple:macos:11.2
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cpe:2.3:o:apple:macos:11.2.1
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cpe:2.3:o:apple:macos:11.3
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cpe:2.3:o:apple:macos:11.3.1
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cpe:2.3:o:apple:macos:11.4
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cpe:2.3:o:apple:macos:11.5
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cpe:2.3:o:apple:macos:11.5.1
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cpe:2.3:o:apple:macos:11.6
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cpe:2.3:o:apple:macos:11.6.1
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cpe:2.3:o:apple:macos:11.6.2
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cpe:2.3:o:apple:macos:11.6.3
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cpe:2.3:o:apple:macos:11.6.5
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cpe:2.3:o:apple:macos:11.6.6
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cpe:2.3:o:apple:macos:11.6.7
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cpe:2.3:o:apple:macos:11.6.8
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cpe:2.3:o:apple:macos:11.7
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cpe:2.3:o:apple:macos:11.7.1
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cpe:2.3:o:apple:macos:11.7.10
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cpe:2.3:o:apple:macos:11.7.2
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cpe:2.3:o:apple:macos:11.7.3
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cpe:2.3:o:apple:macos:11.7.5
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cpe:2.3:o:apple:macos:11.7.6
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cpe:2.3:o:apple:macos:11.7.7
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cpe:2.3:o:apple:macos:11.7.8
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cpe:2.3:o:apple:macos:11.7.9
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cpe:2.3:o:apple:macos:12.0
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cpe:2.3:o:apple:macos:12.0.0
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cpe:2.3:o:apple:macos:12.0.1
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cpe:2.3:o:apple:macos:12.1
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cpe:2.3:o:apple:macos:12.2
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cpe:2.3:o:apple:macos:12.2.1
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cpe:2.3:o:apple:macos:7.5.3
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cpe:2.3:o:apple:macos:7.6
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cpe:2.3:o:apple:macos:7.6.1
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cpe:2.3:o:apple:macos:8.0
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cpe:2.3:o:apple:macos:8.1
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cpe:2.3:o:apple:macos:8.5
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cpe:2.3:o:apple:macos:8.6
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cpe:2.3:o:apple:macos:9.0
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cpe:2.3:o:debian:debian_linux:10.0
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cpe:2.3:o:debian:debian_linux:11.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:fedoraproject:fedora:33
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cpe:2.3:o:fedoraproject:fedora:35
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cpe:2.3:o:netapp:h300e_firmware:-
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cpe:2.3:o:netapp:h300s_firmware:-
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cpe:2.3:o:netapp:h410s_firmware:-
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cpe:2.3:o:netapp:h500e_firmware:-
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cpe:2.3:o:netapp:h500s_firmware:-
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cpe:2.3:o:netapp:h700e_firmware:-
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cpe:2.3:o:netapp:h700s_firmware:-
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cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-