OWASP Top Ten 2021 Category A03:2021 - Injection
A category in the Common Weakness Enumeration published by The MITRE Corporation.
Summary
Categories in the Common Weakness Enumeration (CWE) group entries based on some common characteristic or attribute.
Weaknesses in this category are related to the A03 category "Injection" in the OWASP Top Ten 2021.
Weaknesses
The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.
The product does not adequately filter user-controlled input for special elements with control implications.
The PHP application receives input from an upstream component, but it does not restrict or incorrectly restricts the input before its usage in "require," "include," or...
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralize...
The product receives input from an upstream component, but it does not restrict or incorrectly restricts the input before it is used as an identifier for a resource th...
The product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a re...
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process th...
The product does not neutralize or incorrectly neutralizes user-controlled input for alternate script syntax.
The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments...
The product uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF ...
The product receives data from an HTTP agent/component (e.g., web server, proxy, browser, etc.), but it does not neutralize or incorrectly neutralizes CR and LF charac...
The product uses external input to dynamically construct an XPath expression used to retrieve data from an XML database, but it does not neutralize or incorrectly neut...
The product uses external input to dynamically construct an XQuery expression used to retrieve data from an XML database, but it does not neutralize or incorrectly neu...
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation...
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before inserting the input into an executable ...
The product does not neutralize or incorrectly neutralizes web scripting syntax in HTTP headers that can be used by web browser components that can process raw headers...
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
The product does not neutralize or incorrectly neutralizes "javascript:" or other URIs from dangerous attributes within tags, such as onmouseover, onload, onerror, or ...
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be...
The product generates a web page, but does not neutralize or incorrectly neutralizes user-controllable input that could be interpreted as a server-side include (SSI) d...
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as control elem...
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or ...
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes spe...
The product constructs all or part of an expression language (EL) statement in a framework such as a Java Server Page (JSP) using externally-influenced input from an u...
The product constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes...
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes...
The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralize...
The product implements a protection mechanism that relies on a list of inputs (or properties of inputs) that are not allowed by policy or otherwise require other actio...
The product does not properly protect an assumed-immutable element from being modified by an attacker.
Using Hibernate to execute a dynamic SQL statement built with user-controlled input can allow an attacker to modify the statement's meaning or to execute arbitrary SQL...
The product uses external input with reflection to select which classes or code to use, but it does not sufficiently prevent the input from selecting improper classes ...
The product does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is p...
Concepts
CWE entries in this view (graph) are associated with the OWASP Top Ten, as released in 2021.
See Also
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