Static level types can not exist under another of the same type.
Elastic level types can exist under another of the same type an unlimited number of times.
| Hierarchical Level | Description | Type |
| Category | A group of interrelated products or services gathered together in the broadest sense. | Static |
| Product Category | A sub-group of interrelated products gathered together in the broadest sense. | Elastic |
| Service Category | A sub-group of interrelated services gathered together in the broadest sense. | Elastic |
| Organizationally Defined Category | A sub-group of interrelated products or services gathered together in the broadest sense. | Elastic |
| Product Class | A sub-grouping of products that share a common use or function; but are not prototypical of, nor directly representative of, products or services. | Elastic |
| Service Class | A sub-grouping of services that share a common use or function; but are not prototypical of, nor directly representative of, products or services. | Elastic |
| Organizationally defined Class | A sub-grouping of products or services that share a common use or function; but are not prototypical of, nor directly representative of, products or services. | Elastic |
| Product Type | A group of similar kinds of representative products without being actual products. | Elastic |
|
Service Type |
A group of similar kinds of representative services without being actual services. | Elastic |
|
Organizationally Defined Type |
A group of similar kinds of representative products or services without being actual products or services. | Elastic |
|
Product |
An actual product. Values for this attribute SHOULD describe or identify the most common and recognizable title or name of the product. |
Static |
|
Product Version |
Vendor-specific alphanumeric strings characterizing the particular release version of the product. Version information SHOULD be copied directly (with escaping of printable non-alphanumeric characters as required) from discoverable data and SHOULD NOT be truncated or otherwise modified. NIST CPE 2.3 §5.3.3.4 |
Static |
|
Product Update |
Vendor-specific alphanumeric strings characterizing the particular update, service pack, or point release of the product. Values for this attribute SHOULD be selected from an attribute-specific valid-values list, which MAY be defined by other specifications that utilize this specification. |
Static |
|
Product Edition |
The edition attribute is considered deprecated in this specification, and it SHOULD be assigned the logical value ANY except where required for backward compatibility with version 2.2 of the CPE specification. This attribute is referred to as the “legacy edition” attribute. If this attribute is used, values for this attribute SHOULD capture edition-related terms applied by the vendor to the product. NIST CPE 2.3 §5.3.3.6 |
Static |
|
Product Language |
Valid language tags as defined by [RFC5646], and SHOULD be used to define the language supported in the user interface of the product being described. Although any valid language tag MAY be used, only tags containing language and region codes SHOULD be used. NIST CPE 2.3 §5.3.3.10 |
Static |
|
Service |
Something of value provided to a customer such as banking, legal support, IT support, etc. that is not a physical thing with material value. | Static |
Asset Hierarchy