{"cveID":"CVE-2025-33053","vendorProject":"Microsoft","product":"Windows","vulnerabilityName":" Microsoft Windows External Control of File Name or Path Vulnerability","dateAdded":"2025-06-10","shortDescription":"Microsoft Windows contains an external control of file name or path vulnerability that could allow an attacker to execute code from a remote WebDAV location specified by the WorkingDirectory attribute of Internet Shortcut files.","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","dueDate":"2025-07-01","knownRansomwareCampaignUse":"Unknown","notes":"https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-33053 ; https://nvd.nist.gov/vuln/detail/CVE-2025-33053","cwes":["CWE-73"],"year":2025,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2025-33053","technique":"T1566.001","technique_name_at_mapping":"Spearphishing Attachment","mapping_type":"exploitation_technique","capability_group":"other","comments":"By manipulating the working directory of Windows processes, attackers can utilize these valid processes and trick them into running arbitrary code from a WebDAV server. This has been done by using a phishing email with a malicious PDF document attached, leading to code execution, the creation of backdoors, the introduction of a keylogger onto the system, and data exfiltration via C2.","references":["https://research.checkpoint.com/2025/stealth-falcon-zero-day/"],"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-2025-33053","technique":"T1041","technique_name_at_mapping":"Exfiltration Over C2 Channel","mapping_type":"secondary_impact","capability_group":"other","comments":"By manipulating the working directory of Windows processes, attackers can utilize these valid processes and trick them into running arbitrary code from a WebDAV server. This has been done by using a phishing email with a malicious PDF document attached, leading to code execution, the creation of backdoors, the introduction of a keylogger onto the system, and data exfiltration via C2.","references":["https://research.checkpoint.com/2025/stealth-falcon-zero-day/"],"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-2025-33053","technique":"T1056.001","technique_name_at_mapping":"Keylogging","mapping_type":"secondary_impact","capability_group":"other","comments":"By manipulating the working directory of Windows processes, attackers can utilize these valid processes and trick them into running arbitrary code from a WebDAV server. This has been done by using a phishing email with a malicious PDF document attached, leading to code execution, the creation of backdoors, the introduction of a keylogger onto the system, and data exfiltration via C2.","references":["https://research.checkpoint.com/2025/stealth-falcon-zero-day/"],"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-2025-33053","technique":"T1059","technique_name_at_mapping":"Command and Scripting Interpreter","mapping_type":"primary_impact","capability_group":"other","comments":"By manipulating the working directory of Windows processes, attackers can utilize these valid processes and trick them into running arbitrary code from a WebDAV server. This has been done by using a phishing email with a malicious PDF document attached, leading to code execution, the creation of backdoors, the introduction of a keylogger onto the system, and data exfiltration via C2.","references":["https://research.checkpoint.com/2025/stealth-falcon-zero-day/"],"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-2025-33053","technique":"T1543","technique_name_at_mapping":"Create or Modify System Process","mapping_type":"secondary_impact","capability_group":"other","comments":"By manipulating the working directory of Windows processes, attackers can utilize these valid processes and trick them into running arbitrary code from a WebDAV server. This has been done by using a phishing email with a malicious PDF document attached, leading to code execution, the creation of backdoors, the introduction of a keylogger onto the system, and data exfiltration via C2.","references":["https://research.checkpoint.com/2025/stealth-falcon-zero-day/"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"}],"techniques":[{"id":"T1041","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Exfiltration Over C2 Channel","name_at_mapping":"Exfiltration Over C2 Channel","renamed":false,"revoked_by":null,"mapping_types":["secondary_impact"],"sigma_rule_count":5,"has_detection_strategy":true},{"id":"T1056.001","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Keylogging","name_at_mapping":"Keylogging","renamed":false,"revoked_by":null,"mapping_types":["secondary_impact"],"sigma_rule_count":3,"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},{"id":"T1543","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Create or Modify System Process","name_at_mapping":"Create or Modify System Process","renamed":false,"revoked_by":null,"mapping_types":["secondary_impact"],"sigma_rule_count":9,"has_detection_strategy":true},{"id":"T1566.001","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Spearphishing Attachment","name_at_mapping":"Spearphishing Attachment","renamed":false,"revoked_by":null,"mapping_types":["exploitation_technique"],"sigma_rule_count":24,"has_detection_strategy":true}],"mapping_types":["exploitation_technique","primary_impact","secondary_impact"],"has_exploitation_technique":true,"mapping_attack_versions":["16.1"],"mapping_domains":["enterprise"],"sigma_coverage":"full","sigma_rules_tagged_cve":["04fc4b22-91a6-495a-879d-0144fec5ec03","9a2d8b3e-f5a1-4c68-9e21-7d9e1cf8a123","abe06362-a5b9-4371-8724-ebd00cd48a04"],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-24 19:45 UTC","_attack_version":"19.2"}