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[Resolved][Severity: Critical][Phishing]

Osaka Kyoiku University: a teacher at its attached elementary school fell for smishing and their personal Apple ID was taken over, and the cloud held images showing pupils' personal data

The teacher's iCloud held images showing pupils' personal data and photos of IDs and passwords of the university system. A third party took over the account.

Disclosed

2021-05-25

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

What happened

A teacher at the attached elementary school fell for phishing by short message (SMS), so-called smishing, and a third party took over the account of Apple's cloud service the teacher subscribed to personally. [1]

Impact

Work photos taken with the smartphone, such as pupils, were synced to iCloud automatically. There were 73 images showing information on about 1,000 people in total, including names and addresses, and 3,349 photos including face photos and school life. There were also photos of the IDs and passwords of several teachers for the university's information system. [1]

The cloud also held 87 photos taken at the Osaka City elementary school where the teacher worked from 2014 to 2017, with personal information on up to 330 people. [1]

Timeline

  1. Disclosed 2021-05-25
  2. 1 days

Attack or cause

Method
[Phishing]
Impact
[Data leak]
Entry point
Stolen credentials

Data exposed or at risk

[Name][Postal address][Passwords]

Organizations involved

Open in organization search

Sources

  1. [1][News]教員の個人アカウントが乗っ取り被害、スマホ同期の個人情報も - 大阪教育大Security NEXT · 2021-05-25