CWE-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
BaseDraftExploit Likelihood: Medium
The product uses XML documents and allows their structure to be defined with a Document Type Definition (DTD), but it does not properly control the number of recursive definitions of entities.
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Extended Description
If the DTD contains a large number of nested or recursive entities, this can lead to explosive growth of data when parsed, causing a denial of service.
Technical Details
- Structure
- Simple
Applicable To
XML