HackingTechnologyHealthcareInformationVulnerability ExploitZero-DayData ExfiltratedSupply Chain (3P Vendor)Identity (basic)Health (basic)PIILowContained

Nuance Communications, Inc

bd_f82949cd77b8e1ac · schema v1 · pii pii-v1

Severity

Low

Discovered

May 31, 2023

Filed

Sep 15, 2023

To disclose

15 weeks

Affected

547state residents only

Linked

11 filings

Confidence

65%

Full breach record for Nuance Communications, Inc →3 incidents on file

Nuance Communications, Inc. disclosed a third-party vendor breach involving Progress Software's MOVEit Transfer software. An unauthorized party exploited a previously unknown vulnerability to exfiltrate data between May 28-29, 2023. Nuance was notified by Progress on May 31, 2023. Affected data included names, radiology study details, dates of service, and potentially medical record numbers. No SSNs or financial data were involved. Nuance secured systems, engaged experts, and notified law enforcement.

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Incident timeline

undetected · 3 days

discovery → filing · 15 weeks / 107 days

May 28, 2023

Begins

May 31, 2023

Discovered

Sep 15, 2023

Filed

vs. sector median

3 wks faster

This filing is one of 11 about the same incident.View merged incident

Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_40ea5b2a63ba1e582023-06-16 · +91dVerified by operator

Regulatory filings (9) · sorted by filing gap

Maine State AGbd_2d18f75acad25ac92023-09-15Verified
New Hampshire State AGbd_42ba23005cabceb82023-09-15Verified
California State AGbd_829cc01dc8d0b7322023-09-15Verified
Washington State AGbd_82faba2aed5d0b312023-09-15Verified by operator

Show 5 more filings ↓up to 257d gap

HHS OCRbd_cd3e342a18e72ccb2023-09-15Verified
Delaware State AGbd_119ca48980839f9b2023-09-18 · +3dVerified
Oregon State AGbd_61e841c1c65090342023-09-19 · +4dVerified
Illinois State AGbd_59fd556cb57cb64f2023-01-01 · +257dVerified by operator
Illinois State AGbd_6a436e30174844602023-01-01 · +257dVerified by operator

Name: Nuance Communications, Inc
norm: nuance communications
Domain: nuance.com

Name: Nuance Communications, Inc
norm: nuance communications
Domain: nuance.com
Industry: TechnologyllmHealthcarellm

Discovered: May 31, 2023
Breach occurred: May 28, 2023 – May 29, 2023
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 1, 2023
Affected individuals: 547state-resident count only
Data types: Identity (basic)Health (basic)PII
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified law enforcement authorities
Third party: via Progress Software Corporation
Initial access: exploit_public_facing

During the incident: Immediately took steps to secure the servers running the MOVEit Transfer application
Worked with cybersecurity experts and legal counsel to conduct a comprehensive investigation of the incident and notify affected customers
Notified law enforcement authorities
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 weeks(107 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 9 states

View merged incident ↗

Illinois State AGJan 1 · first

Maine State AG+257d

New Hampshire State AG+257d

California State AG+257d

Washington State AG+257d

HHS OCR+257d

Montana State AG+257d · this page

Delaware State AG+260d

Oregon State AG+261d

Pattern: first filing Jan 1 (IL), last Sep 19 (OR) — a 261-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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-686.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 15, 2023
Raw hash: cc69f3ebb0c8fdc27ae99e4b07dc41107a9bbad6860d873b70ba780839653f75

Linked disclosures

Ransomware claims (1)

Regulatory filings (9) · sorted by filing gap

Reporting entityNuance Communications, Inc

Victim entityNuance Communications, Inc

Incidentdiscovered May 31, 2023

Stated responseImmediately took steps to secure the servers running the MOVEit Transfer application

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov