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Cookies.java
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87 lines (66 loc) · 2.39 KB
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package org.joychou.controller;
import org.springframework.web.bind.annotation.CookieValue;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import org.joychou.util.WebUtils;
import org.springframework.web.bind.annotation.RestController;
import static org.springframework.web.util.WebUtils.getCookie;
/**
* 某些应用获取用户身份信息可能会直接从cookie中直接获取明文的nick或者id，导致越权问题。
*/
@RestController
@RequestMapping("/cookie")
public class Cookies {
private static String NICK = "nick";
@GetMapping(value = "/vuln01")
public String vuln01(HttpServletRequest req) {
String nick = WebUtils.getCookieValueByName(req, NICK); // key code
return "Cookie nick: " + nick;
}
@GetMapping(value = "/vuln02")
public String vuln02(HttpServletRequest req) {
String nick = null;
Cookie[] cookie = req.getCookies();
if (cookie != null) {
nick = getCookie(req, NICK).getValue(); // key code
}
return "Cookie nick: " + nick;
}
@GetMapping(value = "/vuln03")
public String vuln03(HttpServletRequest req) {
String nick = null;
Cookie cookies[] = req.getCookies();
if (cookies != null) {
for (Cookie cookie : cookies) {
// key code. Equals can also be equalsIgnoreCase.
if (NICK.equals(cookie.getName())) {
nick = cookie.getValue();
}
}
}
return "Cookie nick: " + nick;
}
@GetMapping(value = "/vuln04")
public String vuln04(HttpServletRequest req) {
String nick = null;
Cookie cookies[] = req.getCookies();
if (cookies != null) {
for (Cookie cookie : cookies) {
if (cookie.getName().equalsIgnoreCase(NICK)) { // key code
nick = cookie.getValue();
}
}
}
return "Cookie nick: " + nick;
}
@GetMapping(value = "/vuln05")
public String vuln05(@CookieValue("nick") String nick) {
return "Cookie nick: " + nick;
}
@GetMapping(value = "/vuln06")
public String vuln06(@CookieValue(value = "nick") String nick) {
return "Cookie nick: " + nick;
}
}