{"cveID":"CVE-2025-3928","vendorProject":"Commvault","product":"Web Server","vulnerabilityName":"Commvault Web Server Unspecified Vulnerability","dateAdded":"2025-04-28","shortDescription":"Commvault Web Server contains an unspecified vulnerability that allows a remote, authenticated attacker to create and execute webshells.","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":"2025-05-19","knownRansomwareCampaignUse":"Unknown","notes":"https://documentation.commvault.com/securityadvisories/CV_2025_03_1.html;   https://www.commvault.com/blogs/notice-security-advisory-update;   https://nvd.nist.gov/vuln/detail/CVE-2025-3928      ","cwes":[],"year":2025,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2025-3928","technique":"T1059","technique_name_at_mapping":"Command and Scripting Interpreter","mapping_type":"primary_impact","capability_group":"other","comments":"While public technical details of this exploit are limited, including the techniques used, it is known that authenticated, low-privileged attackers were able to achieve remote code execution and web shell deployment.","references":["https://clawshea.medium.com/azure-breach-and-the-commvault-zero-day-how-webshells-slipped-through-the-cracks-3cad9735942c"],"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-2025-3928","technique":"T1505.003","technique_name_at_mapping":"Web Shell","mapping_type":"secondary_impact","capability_group":"other","comments":"While public technical details of this exploit are limited, including the techniques used, it is known that authenticated, low-privileged attackers were able to achieve remote code execution and web shell deployment.","references":["https://clawshea.medium.com/azure-breach-and-the-commvault-zero-day-how-webshells-slipped-through-the-cracks-3cad9735942c"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"}],"techniques":[{"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":"T1505.003","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Web Shell","name_at_mapping":"Web Shell","renamed":false,"revoked_by":null,"mapping_types":["secondary_impact"],"sigma_rule_count":35,"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"}