HackingTechnologyInformationVulnerability ExploitCapture Stored DataCL0P Ransomware GangData ExfiltratedCustomer Data InvolvedTargetedPIIIdentity (basic)LowContained

Ciena

bd_8facdae0482870ce · schema v1 · pii pii-v1

Severity

Low

Discovered

May 30, 2023

Filed

Sep 5, 2023

To disclose

14 weeks

Affected

1state residents only

Confidence

65%

Full breach record for Ciena →2 incidents on file

Ciena Corporation reported a security incident involving the MOVEit Transfer application by Progress Software. An unauthorized party exploited a critical vulnerability to access files on May 28-29, 2023. The breach affected the personal information of one New Hampshire resident. Ciena detected the activity on May 30, 2023, patched the vulnerability, notified law enforcement, and offered two years of credit monitoring.

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Incident timeline

undetected · 2 days

discovery → filing · 14 weeks / 98 days

May 28, 2023

Begins

May 30, 2023

Discovered

Jul 24, 2023

Scope determined

Sep 5, 2023

Filed

vs. sector median

5 wks faster

Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Ciena
norm: ciena

Name: Ciena
norm: ciena
Industry: Technologyllm

Discovered: May 30, 2023
Breach occurred: May 28, 2023 – May 29, 2023
Undetected for: 2 daysoccurrence → discovery
Materiality determined: Jul 24, 2023
Notification sent: Sep 8, 2023
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access· CL0P Ransomware Gang
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: CL0P Ransomware GangExternalFinancial
Regulator citations: Notified New Hampshire Department of JusticeNotified relevant data protection authorities
Initial access: exploit_public_facing

During the incident: Implementing vendor-recommended actions to patch the vulnerability
Initiating an investigation
Notifying law enforcement
Engaging expert advisors
Notifying relevant data protection authorities
Changes made: Actively seeking a replacement product to better service its data sharing needs
Reviewing and enhancing its information security policies and procedures
Offering credit monitoring and identity protection services for two years through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(98 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/ciena-corporation-20230905.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 5, 2023
Raw hash: 42b827c963c0ba61fcff0a5e2c645cac871e99d64d4adf9a90f50716758187ac

Reporting entityCiena

Victim entityCiena

Incidentdiscovered May 30, 2023

Stated responseImplementing vendor-recommended actions to patch the vulnerability

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov