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Python: Add modeling of PyMySQL

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This commit is contained in:
Rasmus Wriedt Larsen
2020-12-14 10:56:33 +01:00
parent e7b6400e48
commit 31d4ea77cb
4 changed files with 37 additions and 2 deletions
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3
python/ql/src/semmle/python/Frameworks.qll
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@@ -7,8 +7,9 @@ private import semmle.python.frameworks.Django
private import semmle.python.frameworks.Fabric
private import semmle.python.frameworks.Flask
private import semmle.python.frameworks.Invoke
private import semmle.python.frameworks.MySQLdb
private import semmle.python.frameworks.MysqlConnectorPython
private import semmle.python.frameworks.MySQLdb
private import semmle.python.frameworks.Psycopg2
private import semmle.python.frameworks.PyMySQL
private import semmle.python.frameworks.Stdlib
private import semmle.python.frameworks.Yaml

32
python/ql/src/semmle/python/frameworks/PyMySQL.qll Normal file
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@@ -0,0 +1,32 @@
/**
* Provides classes modeling security-relevant aspects of the `PyMySQL` PyPI package.
* See https://pypi.org/project/PyMySQL/
*/
private import python
private import semmle.python.dataflow.new.DataFlow
private import semmle.python.dataflow.new.RemoteFlowSources
private import semmle.python.Concepts
private import PEP249
/**
* Provides models for the `PyMySQL` PyPI package.
* See https://pypi.org/project/PyMySQL/
*/
private module PyMySQL {
/** Gets a reference to the `pymysql` module. */
private DataFlow::Node pymysql(DataFlow::TypeTracker t) {
t.start() and
result = DataFlow::importNode("pymysql")
or
exists(DataFlow::TypeTracker t2 | result = pymysql(t2).track(t2, t))
}
/** Gets a reference to the `pymysql` module. */
DataFlow::Node pymysql() { result = pymysql(DataFlow::TypeTracker::end()) }
/** PyMySQL implements PEP 249, providing ways to execute SQL statements against a database. */
class PyMySQLPEP249 extends PEP249Module {
PyMySQLPEP249() { this = pymysql() }
}
}