HackingEducationEducationData ExfiltratedTargetedIdentity (basic)Government IDMediumContained

Carnegie Mellon University

bd_fa71a693bd407756 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 25, 2023

Filed

Jan 12, 2024

To disclose

20 weeks

Affected

11state residents only

Linked

6 filings

Confidence

66%

Full breach record for Carnegie Mellon University →

Carnegie Mellon University notified Montana residents of a data security incident detected on August 25, 2023. An unauthorized third party accessed a CMU system and may have copied files containing names, SSNs, and dates of birth. CMU disabled access and offered 24 months of credit monitoring. Notification letters were sent January 12, 2024.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 20 weeks / 140 days

Aug 25, 2023

Discovered

Jan 12, 2024

Filed

vs. sector median

+10 wks slower

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

California State AGbd_4b400de4cd0922bf2024-01-12Verified
Massachusetts State AGbd_9d2179772cf585962024-01-12Verified
Indiana State AGbd_a73a836d2c2f9a932024-01-12Verified
Vermont State AGbd_d7e9b0ee37521eac2024-01-12Verified

Show 1 more filing ↓

Maine State AGbd_e5516b04777ac61c2024-01-12Candidate

Name: Carnegie Mellon University
norm: carnegie mellon university

Name: Carnegie Mellon University
norm: carnegie mellon university
Industry: Educationllm

Discovered: Aug 25, 2023
Materiality determined: —
Notification sent: Jan 12, 2024
Affected individuals: 11state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: collaboration with law enforcement

During the incident: Launched an investigation and recovery effort
Disabling access to the copied files
Offering you a complimentary 24-month membership in Experian® IdentityWorksSM
Changes made: Taken, and continue to take, steps to prevent this type of incident from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 weeks(140 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

California State AGJan 12 · first

Massachusetts State AGJan 12 · first

Indiana State AGJan 12 · first

Vermont State AGJan 12 · first

Maine State AGJan 12 · first

Montana State AGJan 12 · 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-1022.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 12, 2024
Raw hash: 4fbb93cc761ce23d19051c74214d61ddd4ae66297af0837f31ea3ad4a55f439b

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCarnegie Mellon University

Victim entityCarnegie Mellon University

Incidentdiscovered Aug 25, 2023

Stated responseLaunched an investigation and recovery effort

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov