CWE-404βImproper Resource Shutdown or Release
PUBLISHEDweakness recordMedium
released 2006-07-19 Β· last modified 2023-10-26
Metadata
- CWE ID:
- CWE-404
- Abstraction:
- Class
- Structure:
- Simple
- Status:
- Draft
- Release Date:
- 2006-07-19
- Latest Modification Date:
- 2023-10-26
Weakness Name
Improper Resource Shutdown or Release
Description
The product does not release or incorrectly releases a resource before it is made available for re-use.
When a resource is created or allocated, the developer is responsible for properly releasing the resource as well as accounting for all potential paths of expiration or invalidation, such as a set period of time or revocation.
Common Consequences
- Scope:
- Availability, Other
- Impact:
- DoS: Resource Consumption (Other), Varies by Context
- Notes:
- Most unreleased resource issues result in general software reliability problems, but if an attacker can intentionally trigger a resource leak, the attacker might be able to launch a denial of service attack by depleting the resource pool.
- Scope:
- Confidentiality
- Impact:
- Read Application Data
- Notes:
- When a resource containing sensitive information is not correctly shutdown, it may expose the sensitive data in a subsequent allocation.