{"cveID":"CVE-2021-27101","vendorProject":"Accellion","product":"FTA","vulnerabilityName":"Accellion FTA SQL Injection Vulnerability","dateAdded":"2021-11-03","shortDescription":"Accellion FTA contains a SQL injection vulnerability exploited via a crafted host header in a request to document_root.html.","requiredAction":"Apply updates per vendor instructions.","dueDate":"2021-11-17","knownRansomwareCampaignUse":"Known","notes":"https://nvd.nist.gov/vuln/detail/CVE-2021-27101","cwes":["CWE-89","CWE-138"],"year":2021,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2021-27101","technique":"T1005","technique_name_at_mapping":"Data from Local System","mapping_type":"secondary_impact","capability_group":"sql_injection","comments":"CVE-2021-27101 is a SQL injection vulnerability in Accellion File Transfer Appliance that allows an adversary to execute SQL commands.","references":["https://cloud.google.com/blog/topics/threat-intelligence/accellion-fta-exploited-for-data-theft-and-extortion/","https://www.cisa.gov/news-events/cybersecurity-advisories/aa21-055a"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"},{"domain":"enterprise","cve":"CVE-2021-27101","technique":"T1059","technique_name_at_mapping":"Command and Scripting Interpreter","mapping_type":"primary_impact","capability_group":"sql_injection","comments":"CVE-2021-27101 is a SQL injection vulnerability in Accellion File Transfer Appliance that allows an adversary to execute SQL commands.","references":["https://cloud.google.com/blog/topics/threat-intelligence/accellion-fta-exploited-for-data-theft-and-extortion/","https://www.cisa.gov/news-events/cybersecurity-advisories/aa21-055a"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"}],"techniques":[{"id":"T1005","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Data from Local System","name_at_mapping":"Data from Local System","renamed":false,"revoked_by":null,"mapping_types":["secondary_impact"],"sigma_rule_count":14,"has_detection_strategy":true},{"id":"T1059","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Command and Scripting Interpreter","name_at_mapping":"Command and Scripting Interpreter","renamed":false,"revoked_by":null,"mapping_types":["primary_impact"],"sigma_rule_count":95,"has_detection_strategy":true}],"mapping_types":["primary_impact","secondary_impact"],"has_exploitation_technique":false,"mapping_attack_versions":["16.1"],"mapping_domains":["enterprise"],"sigma_coverage":"full","sigma_rules_tagged_cve":[],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-23 05:47 UTC","_attack_version":"19.2"}