HackingTechnologyInformationCustomer Data InvolvedIdentity (basic)Government IDMediumContained

cgm

bd_acd5ed6139e7a5a2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 28, 2022

Filed

Jun 7, 2023

To disclose

23 weeks

Affected

Not disclosed

Linked

14 filings

Confidence

65%

Full breach record for cgm →3 incidents on file

CGM, Inc. notified the California Attorney General of a data breach affecting personal information. The incident occurred between December 15 and December 28, 2022, with unusual activity observed on December 28, 2022. An unknown external actor accessed the network. Affected data includes names and potentially Social Security numbers (implied by credit monitoring offer and standard PII scope, though letter says '<<data elements>>' and 'name'). CGM contained the threat, engaged third-party specialists, notified federal law enforcement, and is offering credit monitoring. The notice specifically mentions approximately 2,834 Rhode Island residents may be impacted.

J jump to incidentP pin to compareR raw source

California clockDiscovered Dec 28, 2022 → Notified Jun 7, 2023161d ✗ CA 60-day late23 weeks discovery → filing

Incident timeline

undetected · 13 days

discovery → filing · 23 weeks / 161 days

Dec 15, 2022

Begins

Dec 28, 2022

Discovered

Jun 7, 2023

Filed

vs. sector median

+4 wks slower

This filing is one of 14 about the same incident.View merged incident

A leak claim by lockbit2 about this victim predates this filing by 465 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Oregon State AGbd_1a2025acb7c94a972023-06-07Verified
Washington State AGbd_2735fea22890668d2023-06-07Verified
Indiana State AGbd_5c2b629e07a673442023-06-07Verified
Vermont State AGbd_a22f66366c7582892023-06-07Verified

Show 6 more filings ↓up to 253d gap

Maine State AGbd_c89272bb6194d4ae2023-06-07Candidate
New Hampshire State AGbd_51a69c1950f8dead2023-06-12 · +5dVerified
New Hampshire State AGbd_17cf47586e44d9732024-02-14 · +252dVerified
Montana State AGbd_6c917269085812802024-02-14 · +252dVerified
California State AGbd_edabe55eaf55e0422024-02-14 · +252dVerified
South Carolina State AGbd_59bc55eb0803b05c2024-02-15 · +253dVerified

Showing first 10 of 13 linked disclosures.

Name: cgm
Domain: cgmllc.net

Name: cgm
Domain: cgmllc.net
Industry: Technologyllm

Discovered: Dec 28, 2022
Breach occurred: Dec 15, 2022 – Dec 28, 2022
Undetected for: 13 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 7, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Unknown
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified federal law enforcement of the eventNotifying relevant regulatory authorities, as required

During the incident: Observed unusual activity related to certain systems within our network
Began investigating to better understand the nature and scope of this activity
Working with third-party specialists
Promptly took steps to contain the threat and ensure the security of our systems
Launched a full investigation designed to understand the nature and scope of what occurred
Engaged third-party cybersecurity specialists to assist in conducting a comprehensive investigation
Notified federal law enforcement of the event
Reviewing and enhancing existing policies and procedures relating to data protection and security
Instituted additional security measures to minimize the likelihood of similar events in the future
Notifying relevant regulatory authorities, as required
Offering access to credit monitoring and identity theft protection services for 12/24 months through TransUnion at no cost
Changes made: Reviewing and enhancing existing policies and procedures relating to data protection and security
Instituted additional security measures to minimize the likelihood of similar events in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 23 weeks(161 days from discovery to filing)
Compliance flags: CA 60-day late · 161dLeak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Dec 28, 2022
→ Notified: Jun 7, 2023
161d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Dec 28, 2022 → Notified: Jun 7, 2023	161d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 9 states

View merged incident ↗

Oregon State AGJun 7 · first

Washington State AGJun 7 · first

Indiana State AGJun 7 · first

Vermont State AGJun 7 · first

Maine State AGJun 7 · first

California State AGJun 7 · first · this page

New Hampshire State AG+5d

New Hampshire State AG+252d

Montana State AG+252d

California State AG+252d

South Carolina State AG+253d

Pattern: first filing Jun 7 (OR), last Feb 15 (SC) — a 253-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 13 — the full spread may be wider.

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://oag.ca.gov/ecrime/databreach/reports/sb24-567682
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 7, 2023
Raw hash: f7eb2ca852dbc10b32af5f84e040bade43ee63d7241cb878bac57c8259f48276

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entitycgm

Victim entitycgm

Incidentdiscovered Dec 28, 2022

Stated responseObserved unusual activity related to certain systems within our network

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov