HackingTechnologyInformationStolen CredentialsCustomer Data InvolvedCredentialsIdentity (basic)LowContained

PINTEREST, INC.

bd_76971030e1023460 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Dec 19, 2017

To disclose

—

Affected

Not disclosed

Confidence

65%

Full breach record for PINTEREST, INC. →

Pinterest notified users that unauthorized login attempts were made to their accounts using email addresses and passwords obtained from breaches of other websites. The incident occurred on November 24, 2017. Pinterest placed affected accounts in Safe Mode and added monitoring systems. Users were advised to reset passwords and enable two-factor authentication.

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Incident timeline

Nov 24, 2017

Begins

Dec 19, 2017

Filed

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

Name: PINTEREST, INC.
norm: pinterest

Name: PINTEREST, INC.
norm: pinterest
Industry: Technologyllm

Discovered: —
Breach occurred: Nov 24, 2017
Materiality determined: —
Notification sent: Dec 8, 2017
Affected individuals: Not disclosed
Data types: CredentialsIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Placed your account in Safe Mode, which blocks access to your account until you log in with your Google account OR log in with your Facebook account OR reset your password
Added additional monitoring systems to reduce the likelihood of further problems going forward
Changes made: Recommend signing up for two-factor authentication, which provides extra security and will prevent unauthorized use of your accounts going forward
Source: Quoted from the filing itself, not independently verified.

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://oag.ca.gov/ecrime/databreach/reports/sb24-131258
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 19, 2017
Raw hash: bb3432b458bcf9e83a7b6cc305073c5d150b3d08a08f8539150e9725367778da

Reporting entityPINTEREST, INC.

Victim entityPINTEREST, INC.

IncidentUnauthorized Access

Stated responsePlaced your account in Safe Mode, which blocks access to your account until you log in with your Google account OR log in with your Facebook account OR reset your password

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov