> JapanHacked_
[Contained][Severity: Major][Intrusion][Credential abuse]

Kochi University of Technology: an attacker entered several university servers via a research server and collected staff email addresses and more

It detected unauthorized access via a research server on August 13. 991 staff email addresses and more were collected, and student data may also have been viewed.

Disclosed

2023-09-04

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

What happened

  1. From this day, research servers run by faculty members were broken into and, through them, the university web server and mail server were also accessed without authorization. [1]

  2. It detected unauthorized access to servers in the corporation network via a research server run by a faculty member. Suspicious programs had been written and staff business accounts were misused. [1] [2]

  3. It sent a first report to the Ministry of Education, Culture, Sports, Science and Technology and also reported to the Kochi Prefectural Police. [1]

  4. It announced the case, judging that it cannot rule out that personal data was viewed. [1] [2]

Impact

What the attacker collected is 991 staff email addresses (including former staff, some with names) and 808 email addresses of companies and organizations that had posted job offers (some with phone numbers). In addition, the received mail of one of the seven misused business accounts held lists of student data that were temporarily viewable (name, email address and assignment grades for 98 people, and name, student ID and laboratory for 56). No harm from misuse has been confirmed. [1]

Timeline

  1. Started 2023-08-07
  2. Detected 2023-08-13
  3. Disclosed 2023-09-04
  4. 28 days

Attack or cause

Method
[Intrusion][Credential abuse]
Impact
[Data leak]
Entry point
Unknown

Data exposed or at risk

[Name][E-mail address][Phone number][Education]

Organizations involved

Open in organization search

Sources

  1. [1][Official]不正アクセス及び個人情報の漏洩の可能性に関するお知らせとお詫びKochi Prefectural University Corporation, Kochi University of Technology · 2023-09-04
  2. [2][News]高知工科大学に不正アクセス「個人情報が参照された可能性を排除できないと判断」ScanNetSecurity · 2023-09-12 08:05