HackingRetail & ConsumerRetailVulnerability ExploitStolen CredentialsData ExfiltratedSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Financial accountLowContained

Grant Street Inn

bd_5b75c4c2ebd60dd0 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 26, 2019

Filed

Oct 7, 2019

To disclose

19 weeks

Affected

2state residents only

Confidence

66%

Full breach record for Grant Street Inn →

Grant Street Inn notified the NH AG of a breach at third-party vendor Sark Technologies (SuperINN). Attackers exploited web vulnerabilities (PHP web shells, SQL injection) to access guest data (names, credit cards) between Sept 2018 and July 2019. 2 NH residents affected. Grant Street Inn is replacing the vendor and reviewing privacy practices.

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Incident timeline

undetected · 245 days

discovery → filing · 19 weeks / 134 days

Sep 23, 2018

Begins

May 26, 2019

Discovered

Oct 7, 2019

Filed

vs. sector median

+12 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed2 affectedView incident

Name: Grant Street Inn
norm: grant street inn

Name: Grant Street Inn
norm: grant street inn
Industry: Retail & Consumerllm

Discovered: May 26, 2019
Breach occurred: Sep 23, 2018 – Jul 16, 2019
Undetected for: 245 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 1, 2019
Affected individuals: 2state-resident count only
Data types: Identity (basic)Financial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General
Initial access: exploit_public_facing

During the incident: Contacted and worked with SuperINN to identify affected guests
Identified respective individuals' contact information to provide notification
Provided affected individuals with information related to their rights to place a security freeze on a credit report and to place a fraud alert
Changes made: Reviewing its data protection and privacy practices and policies
Performing a privacy assessment as part of due diligence to engage with an alternate service provider
Identifying a new reservation system service provider
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 19 weeks(134 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://mm.nh.gov/files/uploads/doj/remote-docs/grant-street-inn-20191007.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 7, 2019
Raw hash: 540f5cf671213e249f227674b3033d3741773cb1c679c5e9c08ffa4fbb58701c

Reporting entityGrant Street Inn

Victim entityGrant Street Inn

Incidentdiscovered May 26, 2019

Stated responseContacted and worked with SuperINN to identify affected guests

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov