HackingGovernmentGovernmentVulnerability ExploitCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

Housing Authority of the County of Alameda (HACA)

bd_fe38247533a58dd2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 4, 2018

Filed

Nov 26, 2018

To disclose

12 weeks

Affected

Not disclosed

Confidence

65%

Full breach record for Housing Authority of the County of Alameda (HACA) →

Housing Authority of the County of Alameda (HACA) disclosed an unauthorized access incident occurring between September 2-3, 2018, discovered on September 4, 2018. An unknown third-party exploited a web service vulnerability to access personal information including Social Security numbers, names, addresses, dates of birth, and driver's license/ID numbers. HACA shut down the compromised application, mitigated vulnerabilities, and reported the incident to the Hayward Police Department. No financial or medical data was accessed.

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California clockDiscovered Sep 4, 2018 → Notified Nov 23, 201880d ✗ CA 60-day late12 weeks discovery → filing

Incident timeline

undetected · 2 days

discovery → filing · 12 weeks / 83 days

Sep 2, 2018

Begins

Sep 4, 2018

Discovered

Nov 26, 2018

Filed

vs. sector median

+1 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: Housing Authority of the County of Alameda (HACA)
norm: housing authority of the county of alameda haca
Domain: haca.net

Name: Housing Authority of the County of Alameda (HACA)
norm: housing authority of the county of alameda haca
Domain: haca.net
Industry: Governmentllm

Discovered: Sep 4, 2018
Breach occurred: Sep 2, 2018 – Sep 3, 2018
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 23, 2018
Affected individuals: Not disclosed
Data types: Government IDIdentity (basic)
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Reported it to the Hayward Police Department
Initial access: exploit_public_facing

During the incident: Reported it to the Hayward Police Department
Immediately shut down the application that was compromised
Mitigated all vulnerabilities
Initiated an expanded security review with our Information Technology department and housing software vendors
Changes made: Enhancing our existing security protocols
Re-educating our staff on the importance of protecting personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(83 days from discovery to filing)
Compliance flags: CA 60-day late · 80d
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: Sep 4, 2018
→ Notified: Nov 23, 2018
80d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Sep 4, 2018 → Notified: Nov 23, 2018	80d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

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/sb24-142113
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 26, 2018
Raw hash: 8fa1c326c65bf9e78db2c603ceeca2fb3d9e3e87def4652fd3912cfc604e2b28

Reporting entityHousing Authority of the County of Alameda (HACA)

Victim entityHousing Authority of the County of Alameda (HACA)

Incidentdiscovered Sep 4, 2018

Stated responseReported it to the Hayward Police Department

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov