HackingFinancial ServicesFinanceVulnerability ExploitSupply Chain (3P Vendor)Data ExfiltratedPIIIdentity (basic)LowContained

WESCOM CENTRAL CREDIT UNION

bd_0a8506e9bf5e4738 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 30, 2023

Filed

Oct 21, 2023

To disclose

21 weeks

Affected

18state residents only

Linked

5 filings

Confidence

65%

Full breach record for WESCOM CENTRAL CREDIT UNION →3 incidents on file

Wescom Central Credit Union notified Montana residents of a data breach involving third-party vendor Barracuda Network, Inc. A vulnerability in Barracuda's ESG appliance allowed unauthorized access to emails and attachments between October 2022 and May 2023. Wescom discovered the impact on May 30, 2023, removed the appliance, and offered 12 months of identity protection services.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 212 days

discovery → filing · 21 weeks / 144 days

Oct 30, 2022

Begins

May 30, 2023

Discovered

Oct 21, 2023

Filed

vs. sector median

+12 wks slower

This filing is one of 5 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Maine State AGbd_05fbc9fc7eca47272023-10-21Candidate
California State AGbd_37552ac98b0a31f02023-10-21Verified
Massachusetts State AGbd_df4928566e9e70402023-10-21Verified
Vermont State AGbd_992ecaba454cb70d2023-10-20 · +1dVerified

Name: WESCOM CENTRAL CREDIT UNION
norm: wescom central credit union
Domain: wescom.org

Name: WESCOM CENTRAL CREDIT UNION
norm: wescom central credit union
Domain: wescom.org
Industry: Financial Servicesllm

Discovered: May 30, 2023
Breach occurred: Oct 30, 2022 – May 30, 2023
Undetected for: 212 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 20, 2023
Affected individuals: 18state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: External
Third party: via Barracuda Network, Inc
Initial access: exploit_public_facing

During the incident: Removed the appliance from the network
Began an investigation into the incident with cybersecurity experts
Decommissioned our ESG appliances immediately upon notification
Offering a 12-month membership to identity protection services through IDX
Changes made: Decommissioned our ESG appliances immediately upon notification and are no longer utilizing those systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(144 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Vermont State AGOct 20 · first

Maine State AG+1d

California State AG+1d

Massachusetts State AG+1d

Montana State AG+1d · 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-825.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 21, 2023
Raw hash: b19717c83a4cde9a50e54797f7965a87eecba1ac97bd71dbd5076b7ef369730c

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityWESCOM CENTRAL CREDIT UNION

Victim entityWESCOM CENTRAL CREDIT UNION

Incidentdiscovered May 30, 2023

Stated responseRemoved the appliance from the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov