> JapanHacked_
[Resolved][Severity: Moderate][Credential abuse]

Chiba University: a student's email account was hijacked and sent about 20,000 spam emails

Credentials for one student's email account were stolen and used to send about 20,000 spam emails; no secondary damage was found.

Disclosed

2020-01-24

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

What happened

Through access from outside, credentials of one student were stolen and the account sent about 20,000 spam emails. The university disclosed this on 24 January and found no secondary damage. [1] [2]

Timeline

  1. Disclosed 2020-01-24
  2. 1 days

Attack or cause

Method
[Credential abuse]
Impact
Entry point
Stolen credentials

Data exposed or at risk

–

Organizations involved

Open in organization search

Sources

  1. [1][News]学生のアカウント情報が窃取、約2万件の迷惑メールを送信（千葉大学）ScanNetSecurity · 2020-01-30 08:00
  2. [2][News]学生メールアカウントに不正アクセス - 千葉大Security NEXT · 2020-01-28