HackingVulnerability ExploitRansomwareZero-DayData ExfiltratedData EncryptedSupply Chain (3P Vendor)PIIIDENTITY_BASICLowContained
MAXIMUS, Inc.
bd_97027e573fc51e13 · schema v1 · pii pii-v1
Full breach record for MAXIMUS, Inc. →Maximus Health Services, Inc. disclosed a security incident involving the MOVEit Transfer vulnerability (Zero Day). Unauthorized access occurred between May 27-31, 2023, resulting in the exfiltration of personal information. Maximus detected the activity on May 30, 2023, took the system offline, and offered two years of credit monitoring. The incident involved a third-party software vulnerability exploited by an external actor.
This filing is one of 4 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- bd_67d6131ab83daa01Vermont State AGfiled 2023-08-25Verified
- bd_fe9387821fda9264New Hampshire State AGfiled 2023-08-25Verified
- bd_d3d3db6e2dd7a7a8Hawaii State AGfiled 2023-08-26(1d gap)Candidate
Source provenance
- Source URL
- https://attorneygeneral.delaware.gov/wp-content/uploads/sites/50/2023/09/Maximus-Sample-Individual-Notice-Letter.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Aug 25, 2023
- Raw hash
- efc8349f7232a96b178a990f06189ff7d052b4d5e9c5c0226450e62ea5d23054
Reporting entity
- Name
- MAXIMUS, Inc.norm: maximus
Victim entity
- Name
- MAXIMUS, Inc.norm: maximus
Incident
- Discovered
- May 30, 2023
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- Not disclosed
- Data types
- PIIIDENTITY_BASIC
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1190 Exploit Public-Facing ApplicationT1486 Data Encrypted for Impact
- Threat actor
- ExternalFinancial
- Regulator citations
- notified the Department of the incidentnotified and is cooperating with law enforcement
- Initial access
- exploit_public_facing
Compliance
- Time to disclose
- 12 weeks(87 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.