Samsung DVR Authentication Bypass

Published: 2013-08-21 12:27:11
CVE Author: NIST National Vulnerability Database (NVD)

CVSS Base Vector:
AV:N/AC:H/Au:N/C:C/I:C/A:C

Detection Type:
Remote Vulnerability

Impact:
This vulnerability allows remote unauthenticated users to: - Get/set/delete username/password of local users (/cgi-bin/setup_user) - Get/set DVR/Camera general configuration - Get info about the device/storage - Get/set the NTP server - Get/set many other settings.

Detection Method:
Check if /cgi-bin/setup_user is accessible without authentication.

Technical Details:
In most of the CGIs on the Samsung DVR, the session check is made in a wrong way, that allows to access protected pages simply putting an arbitrary cookie into the HTTP request.

Recommendations:
Ask the Vendor for an update.

Solution Type:
Vendor Patch

Summary:
The remote Samsung DVR is prone to an Authentication Bypass.

Affected Versions:
Samsung DVR with firmware version <= 1.10.

NIST (National Institute of Standards and Technology) NVD (National Vulnerability Database)

https://nvd.nist.gov/vuln/detail/CVE-2013-3585
https://nvd.nist.gov/vuln/detail/CVE-2013-3586

SecurityFocus Bugtraq ID:

https://www.securityfocus.com/bid/61942
https://www.securityfocus.com/bid/61938

References:

http://www.kb.cert.org/vuls/id/882286
http://www.exploit-db.com/exploits/27753
http://www.andreafabrizi.it/?exploits:samsung:dvr

Search
Severity
High
CVSS Score
7.6

You never have to pay for a vulnerability scanning and management software again.

Tired of paying a subscription 'per asset' or 'per IP'? Well you can officially cancel your current subscription. Mageni provides a free, open source and enterprise-ready vulnerability scanning and management platform which helps you to find, prioritize, remediate and manage your vulnerabilities. It is free and always will be.