php.doctrine.security.audit.doctrine-orm-dangerous-query.doctrine-orm-dangerous-query

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LGPL Commons Clause
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$QUERY Detected string concatenation with a non-literal variable in a Doctrine QueryBuilder method. This could lead to SQL injection if the variable is user-controlled and not properly sanitized. In order to prevent SQL injection, use parameterized queries or prepared statements instead.

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Defintion

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rules:
  - id: doctrine-orm-dangerous-query
    languages:
      - php
    message: "`$QUERY` Detected string concatenation with a non-literal variable in
      a Doctrine QueryBuilder method. This could lead to SQL injection if the
      variable is user-controlled and not properly sanitized. In order to
      prevent SQL injection, use parameterized queries or prepared statements
      instead."
    metadata:
      category: security
      cwe:
        - "CWE-89: Improper Neutralization of Special Elements used in an SQL
          Command ('SQL Injection')"
      license: Commons Clause License Condition v1.0[LGPL-2.1-only]
      owasp:
        - A01:2017 - Injection
        - A03:2021 - Injection
      references:
        - https://www.doctrine-project.org/projects/doctrine-dbal/en/current/reference/query-builder.html#security-safely-preventing-sql-injection
        - https://cheatsheetseries.owasp.org/cheatsheets/SQL_Injection_Prevention_Cheat_Sheet.html
      technology:
        - doctrine
      cwe2022-top25: true
      cwe2021-top25: true
      subcategory:
        - vuln
      likelihood: MEDIUM
      impact: MEDIUM
      confidence: MEDIUM
    mode: taint
    pattern-sinks:
      - patterns:
          - pattern: $SINK
          - pattern-either:
              - pattern-inside: $QUERY->add(...,$SINK,...)
              - pattern-inside: $QUERY->select(...,$SINK,...)
              - pattern-inside: $QUERY->addSelect(...,$SINK,...)
              - pattern-inside: $QUERY->delete(...,$SINK,...)
              - pattern-inside: $QUERY->update(...,$SINK,...)
              - pattern-inside: $QUERY->insert(...,$SINK,...)
              - pattern-inside: $QUERY->from(...,$SINK,...)
              - pattern-inside: $QUERY->join(...,$SINK,...)
              - pattern-inside: $QUERY->innerJoin(...,$SINK,...)
              - pattern-inside: $QUERY->leftJoin(...,$SINK,...)
              - pattern-inside: $QUERY->rightJoin(...,$SINK,...)
              - pattern-inside: $QUERY->where(...,$SINK,...)
              - pattern-inside: $QUERY->andWhere(...,$SINK,...)
              - pattern-inside: $QUERY->orWhere(...,$SINK,...)
              - pattern-inside: $QUERY->groupBy(...,$SINK,...)
              - pattern-inside: $QUERY->addGroupBy(...,$SINK,...)
              - pattern-inside: $QUERY->having(...,$SINK,...)
              - pattern-inside: $QUERY->andHaving(...,$SINK,...)
              - pattern-inside: $QUERY->orHaving(...,$SINK,...)
              - pattern-inside: $QUERY->orderBy(...,$SINK,...)
              - pattern-inside: $QUERY->addOrderBy(...,$SINK,...)
              - pattern-inside: $QUERY->set($SINK,...)
              - pattern-inside: $QUERY->setValue($SINK,...)
          - pattern-either:
              - pattern-inside: |
                  $Q = $X->createQueryBuilder();
                  ...
              - pattern-inside: |
                  $Q = new QueryBuilder(...);
                  ...
    pattern-sources:
      - patterns:
          - pattern-either:
              - pattern: sprintf(...)
              - pattern: |
                  "...".$SMTH
    severity: WARNING

Examples

doctrine-orm-dangerous-query.php

<?php

function test1($input)
{
    $queryBuilder = $conn->createQueryBuilder();

    $queryBuilder
        ->select('id', 'name')
        ->from('users')
        // ruleid: doctrine-orm-dangerous-query
        ->where('email = '.$input)
    ;
}

function test2($email, $input)
{
    $queryBuilder = new QueryBuilder($this->connection);

    $queryBuilder
        ->select('id', 'name')
        ->from('users')
        ->where('email = ?')
        ->setParameter(0, $email)
        // ruleid: doctrine-orm-dangerous-query
        ->andWhere(sprintf('user = %s', $input))
    ;
}

function okTest1($input)
{
    $queryBuilder = $conn->createQueryBuilder();

    $queryBuilder
        ->select('id', 'name')
        ->from('users')
        // ok: doctrine-orm-dangerous-query
        ->where('email = ?')
        ->setParameter(0, $input)
    ;
}