Executive Summary

Summary
Title Dovestones Software AD Self Password Reset fails to properly restrict password reset request to authorized users
Informations
Name VU#757840 First vendor Publication 2015-12-18
Vendor VU-CERT Last vendor Modification 2015-12-18
Severity (Vendor) N/A Revision M

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Vulnerability Note VU#757840

Dovestones Software AD Self Password Reset fails to properly restrict password reset request to authorized users

Original Release date: 18 Dec 2015 | Last revised: 18 Dec 2015

Overview

Dovestones Software AD Self Password Reset, version 3.0.3.0 and earlier, fails to properly validate users, which enables an unauthenticated attacker to reset passwords for arbitrary accounts.

Description

CWE-284: Improper Access Control - CVE-2015-8267

Dovestones Software AD Self Password Reset contains a vulnerable method PasswordReset.Controllers.ResetController.ChangePasswordIndex() in PasswordReset.dll that fails to validate the requesting user. An attacker can reset passwords for arbitrary accounts by manipulating web application requests that call the vulnerable method.

Impact

A remote, unauthenticated attacker can reset passwords for arbitrary accounts where usernames are known or can be guessed.

Solution

Apply an update

The vendor has released version 3.0.4.0 and has worked directly with customers to address this and other vulnerabilities. Users are encouraged to update to the latest version.

Vendor Information (Learn More)

VendorStatusDate NotifiedDate Updated
Dovestones SoftwareAffected19 Oct 201518 Dec 2015
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

GroupScoreVector
Base7.5AV:N/AC:L/Au:N/C:P/I:P/A:P
Temporal5.9E:POC/RL:OF/RC:C
Environmental1.5CDP:ND/TD:L/CR:ND/IR:ND/AR:ND

References

  • http://www.dovestones.com/security-vulnerability-in-ad-self-password-reset-v3-0-3-0/
  • http://www.dovestones.com/active-directory-password-reset/
  • https://cwe.mitre.org/data/definitions/284.html

Credit

Thanks to Adam Caudill for reporting this vulnerability.

This document was written by Joel Land.

Other Information

  • CVE IDs:CVE-2015-8267
  • Date Public:18 Dec 2015
  • Date First Published:18 Dec 2015
  • Date Last Updated:18 Dec 2015
  • Document Revision:10

Feedback

If you have feedback, comments, or additional information about this vulnerability, please send us email.

Original Source

Url : http://www.kb.cert.org/vuls/id/757840

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

Alert History

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0
1
2
3
Date Informations
2015-12-24 21:28:23
  • Multiple Updates
2015-12-24 05:27:33
  • Multiple Updates
2015-12-18 21:23:04
  • Multiple Updates
2015-12-18 17:24:16
  • First insertion