refactor(dynamic): replace Spring annotation stubs with real dependencies, integrate MockMvc-based invocation for Spring controllers, and enhance runtime classpath logic

This commit is contained in:
elipeter 2026-05-26 09:57:31 -05:00
parent c57cd233fc
commit 61bfc0cf96
16 changed files with 214 additions and 98 deletions

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@ -1,13 +0,0 @@
// Phase 14 fixture stub minimal `@Autowired` annotation.
// Lives in the default package so the fixture's @Autowired field
// compiles under plain javac (no Spring Maven dep required).
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.FIELD, ElementType.METHOD, ElementType.CONSTRUCTOR})
public @interface Autowired {
}

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@ -1,15 +1,22 @@
// Phase 14 Spring `@RestController`, benign.
// Spring `@RestController`, benign.
//
// Same shape as the vuln but the controller runs a fixed echo and
// drops `payload`.
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
@RestController
@RequestMapping("/run")
public class Benign {
@Autowired
private CommandRunner runner;
public String run(String payload) throws Exception {
@GetMapping
public String run(@RequestParam("payload") String payload) throws Exception {
System.out.print("__NYX_SINK_HIT__\n");
CommandRunner r = (runner != null) ? runner : new CommandRunner();
String out = r.run("echo hello");

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@ -1,11 +1,4 @@
// Phase 14 fixture stub Spring-injected helper service.
// The fixture's controller declares `@Autowired CommandRunner runner;`
// so the harness exercises the Phase 09 import-extraction path
// (`@Autowired` is the marker that flags `org.springframework` as a
// transitive dep). At runtime the harness instantiates the controller
// via reflection's default ctor the @Autowired field stays null
// because there is no Spring container; the controller's handler
// guards against null and constructs a fresh CommandRunner on demand.
// Spring-injected helper service used by the controller fixtures.
import java.io.BufferedReader;
import java.io.InputStreamReader;

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@ -1,12 +0,0 @@
// Phase 14 fixture stub minimal Spring `@RequestMapping`.
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD, ElementType.TYPE})
public @interface RequestMapping {
String value() default "";
}

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@ -1,11 +0,0 @@
// Phase 14 fixture stub minimal Spring `@RestController`.
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
public @interface RestController {
}

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@ -1,10 +1,10 @@
// Phase 14 Spring `@RestController`, vulnerable.
//
// Controller declares an `@Autowired CommandRunner` field so the
// Phase 09 Java import-extractor sees the Spring annotation surface.
// The harness instantiates the controller via reflection and invokes
// `run(payload)`; the field stays null at runtime (no Spring DI), so
// the handler constructs the helper on demand.
// Spring `@RestController`, vulnerable.
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
@RestController
@RequestMapping("/run")
@ -12,7 +12,8 @@ public class Vuln {
@Autowired
private CommandRunner runner;
public String run(String payload) throws Exception {
@GetMapping
public String run(@RequestParam("payload") String payload) throws Exception {
System.out.print("__NYX_SINK_HIT__\n");
CommandRunner r = (runner != null) ? runner : new CommandRunner();
String out = r.run("echo hello " + payload);

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@ -14,10 +14,26 @@
<artifactId>spring-web</artifactId>
<version>6.1.5</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>6.1.5</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>6.1.5</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>6.1.5</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>jakarta.servlet</groupId>
<artifactId>jakarta.servlet-api</artifactId>
<version>6.0.0</version>
</dependency>
</dependencies>
</project>