{"cveID":"CVE-2018-4878","vendorProject":"Adobe","product":"Flash Player","vulnerabilityName":"Adobe Flash Player Use-After-Free Vulnerability","dateAdded":"2021-11-03","shortDescription":"Adobe Flash Player contains a use-after-free vulnerability that could allow for code execution.","requiredAction":"The impacted product is end-of-life and should be disconnected if still in use.","dueDate":"2022-05-03","knownRansomwareCampaignUse":"Known","notes":"https://nvd.nist.gov/vuln/detail/CVE-2018-4878","cwes":["CWE-416"],"year":2018,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2018-4878","technique":"T1204.002","technique_name_at_mapping":"Malicious File","mapping_type":"exploitation_technique","capability_group":"use_after_free","comments":"The exploitation technique for this vulnerability is based on a vulnerability in Client software.  In the wild, this was seen to be exploited by a malicious excel file.\n\nThe observed goals of this exploit from Group 123 are remote access and data exfiltration.","references":["https://cloud.google.com/blog/topics/threat-intelligence/attacks-leveraging-adobe-zero-day-cve-2018-4878-threat-attribution-attack-scenario-and-recommendations/","https://blog.talosintelligence.com/group-123-goes-wild/"],"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-2018-4878","technique":"T1041","technique_name_at_mapping":"Exfiltration Over C2 Channel","mapping_type":"secondary_impact","capability_group":"use_after_free","comments":"The exploitation technique for this vulnerability is based on a vulnerability in Client software.  In the wild, this was seen to be exploited by a malicious excel file.\n\nThe observed goals of this exploit from Group 123 are remote access and data exfiltration.","references":["https://cloud.google.com/blog/topics/threat-intelligence/attacks-leveraging-adobe-zero-day-cve-2018-4878-threat-attribution-attack-scenario-and-recommendations/","https://blog.talosintelligence.com/group-123-goes-wild/"],"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-2018-4878","technique":"T1219","technique_name_at_mapping":"Remote Access Software","mapping_type":"primary_impact","capability_group":"use_after_free","comments":"The exploitation technique for this vulnerability is based on a vulnerability in Client software.  In the wild, this was seen to be exploited by a malicious excel file.\n\nThe observed goals of this exploit from Group 123 are remote access and data exfiltration.\n\nInstallation of the remote access software could allow for a number of different secondary impacts. See the MITRE ATT&CK reference on the DOGCALL software for more information.","references":["https://cloud.google.com/blog/topics/threat-intelligence/attacks-leveraging-adobe-zero-day-cve-2018-4878-threat-attribution-attack-scenario-and-recommendations/","https://blog.talosintelligence.com/group-123-goes-wild/"],"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":"T1204.002","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Malicious File","name_at_mapping":"Malicious File","renamed":false,"revoked_by":null,"mapping_types":["exploitation_technique"],"sigma_rule_count":39,"has_detection_strategy":true},{"id":"T1219","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Remote Access Tools","name_at_mapping":"Remote Access Software","renamed":true,"revoked_by":null,"mapping_types":["primary_impact"],"sigma_rule_count":6,"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":[],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-23 05:47 UTC","_attack_version":"19.2"}