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Catalogue of threats & vulnerabilities

Author: Dejan Kosutic

This list of threats and vulnerabilities can serve as a help for implementing risk assessment within the framework of ISO 27001 or ISO 22301. This list is not final – each organization must add their own specific threats and vulnerabilities that endanger the confidentiality, integrity and availability of their assets.

Threats

Below is a list of threats – this is not a definitive list, it must be adapted to the individual organization:

  • Access to the network by unauthorized persons
  • Bomb attack
  • Bomb threat
  • Breach of contractual relations
  • Breach of legislation
  • Compromising confidential information
  • Concealing user identity
  • Damage caused by a third party
  • Damages resulting from penetration testing
  • Destruction of records
  • Disaster (human caused)
  • Disaster (natural)
  • Disclosure of information
  • Disclosure of passwords
  • Eavesdropping
  • Embezzlement
  • Errors in maintenance
  • Failure of communication links
  • Falsification of records
  • Fire
  • Flood
  • Fraud
  • Industrial espionage
  • Information leakage
  • Interruption of business processes
  • Loss of electricity
  • Loss of support services
  • Malfunction of equipment
  • Malicious code
  • Misuse of information systems
  • Misuse of audit tools
  • Pollution
  • Social engineering
  • Software errors
  • Strike
  • Terrorist attacks
  • Theft
  • Thunderstroke
  • Unintentional change of data in an information system
  • Unauthorized access to the information system
  • Unauthorized changes of records
  • Unauthorized installation of software
  • Unauthorized physical access
  • Unauthorized use of copyright material
  • Unauthorized use of software
  • User error
  • Vandalism

Vulnerabilities

Below is a list of vulnerabilities – this is not a definitive list, it must be adapted to the individual organization:

  • Complicated user interface
  • Default passwords not changed
  • Disposal of storage media without deleting data
  • Equipment sensitivity to changes in voltage
  • Equipment sensitivity to moisture and contaminants
  • Equipment sensitivity to temperature
  • Inadequate cabling security
  • Inadequate capacity management
  • Inadequate change management
  • Inadequate classification of information
  • Inadequate control of physical access
  • Inadequate maintenance
  • Inadequate network management
  • Inadequate or irregular backup
  • Inadequate password management
  • Inadequate physical protection
  • Inadequate protection of cryptographic keys
  • Inadequate replacement of older equipment
  • Inadequate security awareness
  • Inadequate segregation of duties
  • Inadequate segregation of operational and testing facilities
  • Inadequate supervision of employees
  • Inadequate supervision of vendors
  • Inadequate training of employees
  • Incomplete specification for software development
  • Insufficient software testing
  • Lack of access control policy
  • Lack of clean desk and clear screen policy
  • Lack of control over the input and output data
  • Lack of internal documentation
  • Lack of or poor implementation of internal audit
  • Lack of policy for the use of cryptography
  • Lack of procedure for removing access rights upon termination of employment
  • Lack of protection for mobile equipment
  • Lack of redundancy
  • Lack of systems for identification and authentication
  • Lack of validation of the processed data
  • Location vulnerable to flooding
  • Poor selection of test data
  • Single copy
  • Too much power in one person
  • Uncontrolled copying of data
  • Uncontrolled download from the Internet
  • Uncontrolled use of information systems
  • Undocumented software
  • Unmotivated employees
  • Unprotected public network connections
  • User rights are not reviewed regularly

To learn more, download this free Diagram of ISO 27001:2013 Risk Assessment and Treatment process.

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