HackingFinancial ServicesFinanceVulnerability ExploitData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)HighContained

Oak Valley Community Bank

bd_65fb57ee782636f1 · schema v1 · pii pii-v1

Severity

High

Discovered

Feb 2, 2021

Filed

May 11, 2021

To disclose

14 weeks

Affected · nationwide

12,0572 in this filing

Linked

6 filings

Confidence

66%

Full breach record for Oak Valley Community Bank →

Oak Valley Community Bank, a financial services provider based in Oakdale, California, reported an external system breach (hacking) occurring between February 1 and February 2, 2021. The incident affected a total of 12,057 individuals, including 2 Maine residents. The breach compromised names and Social Security Numbers. The bank notified affected individuals in writing on May 11, 2021, and provided two years of credit monitoring and identity theft protection services through Experian.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Feb 2, 2021 → Filed with AG May 11, 202198d ⏱ ME AG >30d14 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 1 days

discovery → filing · 14 weeks / 98 days

Feb 1, 2021

Begins

Feb 2, 2021

Discovered

May 11, 2021

Filed

vs. sector median

+6 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_12fac3544ed405852021-05-11Candidate
Massachusetts State AGbd_17bf4c047bf2a5ba2021-05-11Verified
California State AGbd_1a3452a99b38123c2021-05-11Verified
Indiana State AGbd_b8f50fa5b641e8f42021-05-11Verified

Show 1 more filing ↓up to 6d gap

New Hampshire State AGbd_8b70d1c9d5cf826f2021-05-17 · +6dVerified

Name: Oak Valley Community Bank
norm: oak valley community bank
Domain: ovcb.com
Industry: Financial Services

Name: Oak Valley Community Bank
norm: oak valley community bank
Domain: ovcb.com
Industry: Financial Services
Industry: Financial Servicesllm

Discovered: Feb 2, 2021
Breach occurred: Feb 1, 2021 – Feb 2, 2021
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: May 11, 2021
Affected individuals: 12,057state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered two years of credit monitoring and identity theft protection services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(98 days from discovery to filing)
Compliance flags: ME AG >30d · 98d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Feb 2, 2021
→ Filed with AG: May 11, 2021
98d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Feb 2, 2021 → Filed with AG: May 11, 2021	98d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Montana State AGMay 11 · first

Massachusetts State AGMay 11 · first

California State AGMay 11 · first

Indiana State AGMay 11 · first

Maine State AGMay 11 · first · this page

New Hampshire State AG+6d

Pattern: first filing May 11 (MT), last May 17 (NH) — a 6-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/cbe86e6a-72e3-4f7f-a3e3-2d2027cb48ee.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 11, 2021
Raw hash: 92ff6739fd74a3a18175f359bfe86a6367d1c97d3ec9ad766e0ed8dd4279ae76

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityOak Valley Community Bank

Victim entityOak Valley Community Bank

Incidentdiscovered Feb 2, 2021

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov