HackingProfessional ServicesFinancial ServicesProfessional ServicesVulnerability ExploitTargetedIdentity (basic)Government IDMediumContained

CBIZ Benefits & Insurance Services, Inc.

bd_283e90cfc9d786e8 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 24, 2024

Filed

Aug 28, 2024

To disclose

9 weeks

Affected

7state residents only

Linked

9 filings

Confidence

66%

Full breach record for CBIZ Benefits & Insurance Services, Inc. →2 incidents on file

CBIZ Benefits & Insurance Services, Inc. reported a data breach affecting 7 Maine residents. Unauthorized access occurred between June 2 and June 21, 2024, via exploitation of a web page vulnerability. The incident exposed names and Social Security numbers of individuals associated with CBIZ clients. CBIZ engaged cybersecurity professionals, fixed the vulnerability, and provided two years of credit monitoring.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jun 24, 2024 → Filed with AG Aug 28, 202465d ⏱ ME AG >30d9 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 22 days

discovery → filing · 9 weeks / 65 days

Jun 2, 2024

Begins

Jun 24, 2024

Discovered

Aug 28, 2024

Filed

vs. sector median

8 wks faster

This filing is one of 9 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (8) · sorted by filing gap

Massachusetts State AGbd_018e1a8162f4bc1e2024-08-28Verified
HHS OCRbd_4390450bb6cd260d2024-08-28Verified
Indiana State AGbd_5a40f16ebc5d4f592024-08-28Verified
New Hampshire State AGbd_61274703901e5b082024-08-28Verified

Show 4 more filings ↓up to 27d gap

Vermont State AGbd_cd16c942d4634e0a2024-08-28Verified
Montana State AGbd_ce0aa1b8f498185e2024-08-28Verified
Illinois State AGbd_a2160308b3893b392024-09-01 · +4dVerified
Illinois State AGbd_f4a16075c21cb7922024-08-01 · +27dVerified

Name: CBIZ Benefits & Insurance Services, Inc.
norm: cbiz benefits insurance

Name: CBIZ Benefits & Insurance Services, Inc.
norm: cbiz benefits insurance
Industry: Professional ServicesllmFinancial Servicesllm

Discovered: Jun 24, 2024
Breach occurred: Jun 2, 2024 – Jun 21, 2024
Undetected for: 22 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 28, 2024
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Filed notification with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Launched an investigation with the assistance of cybersecurity professionals
Conducted a review of the data acquired
Fixed the vulnerability
Implemented measures to further enhance the security of its systems
Established a dedicated, toll-free call center
Offered two years of complimentary credit monitoring and identity theft protection services through Kroll
Notified the FBI
Changes made: Fixed the vulnerability
Implemented measures to further enhance the security of its systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(65 days from discovery to filing)
Compliance flags: ME AG >30d · 65d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 24, 2024
→ Filed with AG: Aug 28, 2024
65d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 24, 2024 → Filed with AG: Aug 28, 2024	65d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 8 states

View merged incident ↗

Illinois State AGAug 1 · first

Massachusetts State AG+27d

HHS OCR+27d

Indiana State AG+27d

New Hampshire State AG+27d

Vermont State AG+27d

Montana State AG+27d

Maine State AG+27d · this page

Illinois State AG+31d

Pattern: first filing Aug 1 (IL), last Sep 1 (IL) — a 31-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/0dc5bcbc-8e0f-4825-be97-671405edd976.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 28, 2024
Raw hash: ff3679c690b9b4f58eee1d78b300b350154bd50cb71926abc5cb0b46fb226457

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityCBIZ Benefits & Insurance Services, Inc.

Victim entityCBIZ Benefits & Insurance Services, Inc.

Incidentdiscovered Jun 24, 2024

Stated responseLaunched an investigation with the assistance of cybersecurity professionals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov