HackingHealthcareTechnologyHealthcareData ExfiltratedCustomer Data InvolvedIdentity (basic)Health (basic)PIIMediumContained

BRISTOL-MYERS SQUIBB COMPANY

bd_9b48ef7232105fe9 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 21, 2024

Filed

May 17, 2024

To disclose

12 weeks

Affected

8,388state residents only

Linked

2 filings

Confidence

66%

Full breach record for BRISTOL-MYERS SQUIBB COMPANY →7 incidents on file

Cencora, Inc. and its affiliate Lash Group notified Montana residents of a data security incident involving personal information of patients enrolled in Bristol Myers Squibb patient support programs. Cencora discovered unauthorized exfiltration of data on February 21, 2024. Affected data included names, addresses, dates of birth, health diagnoses, and medications. Cencora engaged law enforcement and cybersecurity experts, and is offering 24 months of credit monitoring.

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Incident timeline

discovery → filing · 12 weeks / 86 days

Feb 21, 2024

Discovered

May 17, 2024

Filed

vs. sector median

on median

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Washington State AGbd_0adc553539a63fa52024-05-17Candidate

Name: CENCORA, INC.
norm: cencora
Domain: cencora.com

Name: BRISTOL-MYERS SQUIBB COMPANY
norm: bristol myers squibb
Domain: bms.com
Industry: HealthcarellmTechnologyllm

Discovered: Feb 21, 2024
Materiality determined: —
Notification sent: May 17, 2024
Affected individuals: 8,388state-resident count only
Data types: Identity (basic)Health (basic)PII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: assistance of law enforcement

During the incident: Launched an investigation with the assistance of cybersecurity experts, law enforcement, and outside lawyers
Took containment steps
Working with cybersecurity experts to reinforce our systems and information security protocols
Providing you with access to Experian IdentityWorks credit monitoring and remediation services for 24 months at no charge
Changes made: Reinforce our systems and information security protocols
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(86 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Washington State AGMay 17 · first

Montana State AGMay 17 · first · this page

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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-1378.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 17, 2024
Raw hash: 6199cacab75e660ba0fc3bab606eca59a7e5e54b352ad3fb579ebf0469b2580b

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCENCORA, INC.

Victim entityBRISTOL-MYERS SQUIBB COMPANY

Incidentdiscovered Feb 21, 2024

Stated responseLaunched an investigation with the assistance of cybersecurity experts, law enforcement, and outside lawyers

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov