HackingProfessional ServicesProfessional ServicesStolen CredentialsCapture Stored DataTargetedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumActive

CITRIX SYSTEMS, INC.

bd_fa786ef4013d0f5c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 15, 2016

Filed

Dec 6, 2016

To disclose

21 days

Affected

2state residents only

Confidence

65%

Full breach record for CITRIX SYSTEMS, INC. →2 incidents on file

Robin McQuown, CPA notified clients of a data breach on November 15, 2016, involving unauthorized access to a Citrix ShareFile server. The attacker downloaded client files containing names, SSNs, tax IDs, and addresses. The firm engaged law enforcement and forensic investigators and implemented additional password protections.

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Incident timeline

discovery → filing · 21 days

Nov 15, 2016

Begins

Nov 15, 2016

Discovered

Dec 6, 2016

Filed

vs. sector median

15 wks faster

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

Name: Robin McQuown, CPA
norm: robin mcquown

Name: CITRIX SYSTEMS, INC.
norm: citrix systems
Industry: Professional Servicesllm

Discovered: Nov 15, 2016
Breach occurred: Nov 15, 2016
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 5, 2016
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Working with law enforcement
Initial access: exploit_public_facing

During the incident: Working with law enforcement and forensic investigators
Implemented additional security measures, including an additional level of password protection
Conducted a thorough analysis of office network files
Changes made: Implemented additional security measures, including an additional level of password protection
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 days(21 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://dojmt.gov/wp-content/uploads/Citrix-Systems-1.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 6, 2016
Raw hash: c53b2d57b3f6dc94b8616d9b428162476960bdfc82fbea20a90a76f749554585

Reporting entityRobin McQuown, CPA

Victim entityCITRIX SYSTEMS, INC.

Incidentdiscovered Nov 15, 2016

Stated responseWorking with law enforcement and forensic investigators

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov