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/**
* This version resides in the experimental area and provides a space for
* external contributors to place new concepts, keeping to our preferred
* structure while remaining in the experimental area.
*
* Provides abstract classes representing generic concepts such as file system
* access or system command execution, for which individual framework libraries
* provide concrete subclasses.
*/
private import python
private import semmle.python.dataflow.new.DataFlow
private import semmle.python.dataflow.new.RemoteFlowSources
private import semmle.python.dataflow.new.TaintTracking
private import experimental.semmle.python.Frameworks
private import semmle.python.Concepts
/**
* A data-flow node that executes an operating system command,
* on a remote server likely by SSH connections.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `RemoteCommandExecution::Range` instead.
*/
class RemoteCommandExecution extends DataFlow::Node instanceof RemoteCommandExecution::Range {
/** Holds if a shell interprets `arg`. */
predicate isShellInterpreted(DataFlow::Node arg) { super.isShellInterpreted(arg) }
/** Gets the argument that specifies the command to be executed. */
DataFlow::Node getCommand() { result = super.getCommand() }
}
/** Provides classes for modeling new remote server command execution APIs. */
module RemoteCommandExecution {
/**
* A data-flow node that executes an operating system command,
* on a remote server likely by SSH connections.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `RemoteCommandExecution` instead.
*/
abstract class Range extends DataFlow::Node {
/** Gets the argument that specifies the command to be executed. */
abstract DataFlow::Node getCommand();
/** Holds if a shell interprets `arg`. */
predicate isShellInterpreted(DataFlow::Node arg) { none() }
}
}
/** Provides classes for modeling copying file related APIs. */
module CopyFile {
/**
* A data flow node for copying file.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `CopyFile` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the path.
*/
abstract DataFlow::Node getAPathArgument();
/**
* Gets fsrc argument.
*/
abstract DataFlow::Node getfsrcArgument();
}
}
/**
* A data flow node for copying file.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `CopyFile::Range` instead.
*/
class CopyFile extends DataFlow::Node instanceof CopyFile::Range {
DataFlow::Node getAPathArgument() { result = super.getAPathArgument() }
DataFlow::Node getfsrcArgument() { result = super.getfsrcArgument() }
}
/** Provides classes for modeling log related APIs. */
module LogOutput {
/**
* A data flow node for log output.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `LogOutput` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Get the parameter value of the log output function.
*/
abstract DataFlow::Node getAnInput();
}
}
/**
* A data flow node for log output.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `LogOutput::Range` instead.
*/
class LogOutput extends DataFlow::Node instanceof LogOutput::Range {
DataFlow::Node getAnInput() { result = super.getAnInput() }
}
/** Provides classes for modeling LDAP query execution-related APIs. */
module LdapQuery {
/**
* A data-flow node that collects methods executing a LDAP query.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `LDAPQuery` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the executed expression.
*/
abstract DataFlow::Node getQuery();
}
}
/**
* A data-flow node that collect methods executing a LDAP query.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `LDAPQuery::Range` instead.
*/
class LdapQuery extends DataFlow::Node instanceof LdapQuery::Range {
/**
* Gets the argument containing the executed expression.
*/
DataFlow::Node getQuery() { result = super.getQuery() }
}
/** Provides classes for modeling LDAP components escape-related APIs. */
module LdapEscape {
/**
* A data-flow node that collects functions escaping LDAP components.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `LDAPEscape` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the escaped expression.
*/
abstract DataFlow::Node getAnInput();
}
}
/**
* A data-flow node that collects functions escaping LDAP components.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `LDAPEscape::Range` instead.
*/
class LdapEscape extends DataFlow::Node instanceof LdapEscape::Range {
/**
* Gets the argument containing the escaped expression.
*/
DataFlow::Node getAnInput() { result = super.getAnInput() }
}
/** Provides classes for modeling LDAP bind-related APIs. */
module LdapBind {
/**
* A data-flow node that collects methods binding a LDAP connection.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `LDAPBind` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the binding host.
*/
abstract DataFlow::Node getHost();
/**
* Gets the argument containing the binding expression.
*/
abstract DataFlow::Node getPassword();
/**
* Holds if the binding process use SSL.
*/
abstract predicate useSsl();
}
}
/**
* A data-flow node that collects methods binding a LDAP connection.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `LDAPBind::Range` instead.
*/
class LdapBind extends DataFlow::Node instanceof LdapBind::Range {
/**
* Gets the argument containing the binding host.
*/
DataFlow::Node getHost() { result = super.getHost() }
/**
* Gets the argument containing the binding expression.
*/
DataFlow::Node getPassword() { result = super.getPassword() }
/**
* Holds if the binding process use SSL.
*/
predicate useSsl() { super.useSsl() }
}
/** Provides classes for modeling SQL sanitization libraries. */
module SqlEscape {
/**
* A data-flow node that collects functions that escape SQL statements.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `SQLEscape` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the raw SQL statement.
*/
abstract DataFlow::Node getAnInput();
}
}
/**
* A data-flow node that collects functions escaping SQL statements.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `SQLEscape::Range` instead.
*/
class SqlEscape extends DataFlow::Node instanceof SqlEscape::Range {
/**
* Gets the argument containing the raw SQL statement.
*/
DataFlow::Node getAnInput() { result = super.getAnInput() }
}
/** Provides classes for modeling Csv writer APIs. */
module CsvWriter {
/**
* A data flow node for csv writer.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `CsvWriter` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Get the parameter value of the csv writer function.
*/
abstract DataFlow::Node getAnInput();
}
}
/**
* A data flow node for csv writer.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `CsvWriter::Range` instead.
*/
class CsvWriter extends DataFlow::Node instanceof CsvWriter::Range {
/**
* Get the parameter value of the csv writer function.
*/
DataFlow::Node getAnInput() { result = super.getAnInput() }
}
/** Provides classes for modeling JWT encoding-related APIs. */
module JwtEncoding {
/**
* A data-flow node that collects methods encoding a JWT token.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `JWTEncoding` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the encoding payload.
*/
abstract DataFlow::Node getPayload();
/**
* Gets the argument containing the encoding key.
*/
abstract DataFlow::Node getKey();
/**
* Gets the argument for the algorithm used in the encoding.
*/
abstract DataFlow::Node getAlgorithm();
/**
* Gets a string representation of the algorithm used in the encoding.
*/
abstract string getAlgorithmString();
}
}
/**
* A data-flow node that collects methods encoding a JWT token.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `JWTEncoding::Range` instead.
*/
class JwtEncoding extends DataFlow::Node instanceof JwtEncoding::Range {
/**
* Gets the argument containing the payload.
*/
DataFlow::Node getPayload() { result = super.getPayload() }
/**
* Gets the argument containing the encoding key.
*/
DataFlow::Node getKey() { result = super.getKey() }
/**
* Gets the argument for the algorithm used in the encoding.
*/
DataFlow::Node getAlgorithm() { result = super.getAlgorithm() }
/**
* Gets a string representation of the algorithm used in the encoding.
*/
string getAlgorithmString() { result = super.getAlgorithmString() }
}
/** Provides classes for modeling JWT decoding-related APIs. */
module JwtDecoding {
/**
* A data-flow node that collects methods decoding a JWT token.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `JWTDecoding` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets the argument containing the encoding payload.
*/
abstract DataFlow::Node getPayload();
/**
* Gets the argument containing the encoding key.
*/
abstract DataFlow::Node getKey();
/**
* Gets the argument for the algorithm used in the encoding.
*/
abstract DataFlow::Node getAlgorithm();
/**
* Gets a string representation of the algorithm used in the encoding.
*/
abstract string getAlgorithmString();
/**
* Gets the options Node used in the encoding.
*/
abstract DataFlow::Node getOptions();
/**
* Checks if the signature gets verified while decoding.
*/
abstract predicate verifiesSignature();
}
}
/**
* A data-flow node that collects methods encoding a JWT token.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `JWTDecoding::Range` instead.
*/
class JwtDecoding extends DataFlow::Node instanceof JwtDecoding::Range {
/**
* Gets the argument containing the payload.
*/
DataFlow::Node getPayload() { result = super.getPayload() }
/**
* Gets the argument containing the encoding key.
*/
DataFlow::Node getKey() { result = super.getKey() }
/**
* Gets the argument for the algorithm used in the encoding.
*/
DataFlow::Node getAlgorithm() { result = super.getAlgorithm() }
/**
* Gets a string representation of the algorithm used in the encoding.
*/
string getAlgorithmString() { result = super.getAlgorithmString() }
/**
* Gets the options Node used in the encoding.
*/
DataFlow::Node getOptions() { result = super.getOptions() }
/**
* Checks if the signature gets verified while decoding.
*/
predicate verifiesSignature() { super.verifiesSignature() }
}
/** Provides classes for modeling Email APIs. */
module EmailSender {
/**
* A data-flow node that sends an email.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `EmailSender` instead.
*/
abstract class Range extends DataFlow::Node {
/**
* Gets a data flow node holding the plaintext version of the email body.
*/
abstract DataFlow::Node getPlainTextBody();
/**
* Gets a data flow node holding the html version of the email body.
*/
abstract DataFlow::Node getHtmlBody();
/**
* Gets a data flow node holding the recipients of the email.
*/
abstract DataFlow::Node getTo();
/**
* Gets a data flow node holding the senders of the email.
*/
abstract DataFlow::Node getFrom();
/**
* Gets a data flow node holding the subject of the email.
*/
abstract DataFlow::Node getSubject();
}
}
/**
* A data-flow node that sends an email.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `EmailSender::Range` instead.
*/
class EmailSender extends DataFlow::Node instanceof EmailSender::Range {
/**
* Gets a data flow node holding the plaintext version of the email body.
*/
DataFlow::Node getPlainTextBody() { result = super.getPlainTextBody() }
/**
* Gets a data flow node holding the html version of the email body.
*/
DataFlow::Node getHtmlBody() { result = super.getHtmlBody() }
/**
* Gets a data flow node holding the recipients of the email.
*/
DataFlow::Node getTo() { result = super.getTo() }
/**
* Gets a data flow node holding the senders of the email.
*/
DataFlow::Node getFrom() { result = super.getFrom() }
/**
* Gets a data flow node holding the subject of the email.
*/
DataFlow::Node getSubject() { result = super.getSubject() }
/**
* Gets a data flow node that refers to the HTML body or plaintext body of the email.
*/
DataFlow::Node getABody() { result in [super.getPlainTextBody(), super.getHtmlBody()] }
}
/**
* A data-flow node that prompts an AI model.
*
* Extend this class to refine existing API models. If you want to model new APIs,
* extend `AIPrompt::Range` instead.
*/
class AIPrompt extends DataFlow::Node instanceof AIPrompt::Range {
/** Gets an input that is used as AI prompt. */
DataFlow::Node getAPrompt() { result = super.getAPrompt() }
}
/** Provides a class for modeling new AI prompting mechanisms. */
module AIPrompt {
/**
* A data-flow node that prompts an AI model.
*
* Extend this class to model new APIs. If you want to refine existing API models,
* extend `AIPrompt` instead.
*/
abstract class Range extends DataFlow::Node {
/** Gets an input that is used as AI prompt. */
abstract DataFlow::Node getAPrompt();
}
}