PT-2013-62: Internal Network Resources Access in Web Viewer for Samsung DVR

HIGH
(7.6) (AV:N/AC:H/Au:N/C:C/I:C/A:C)

(PT-2013-62) Positive Technologies Security Advisory
Internal Network Resources Access in Web Viewer for Samsung DVR

Vulnerable software

Web Viewer for Samsung DVR

Link:
https://www.samsung-security.com/products/video-recording-and-management/dvr.aspx

Severity level

Severity level: High
Impact: Internal network resources access; Access rights to view and control the cameras, add/manage/delete users
Access Vector: Remote

CVSS v2:
Base Score: 7.6
Vector: (AV:N/AC:H/Au:N/C:C/I:C/A:C)

CVE: CVE-2013-3586

Software description

Web Viewer for Samsung DVR allows you to get remote access to security cameras.

Vulnerability description

The specialists of the Positive Research center have detected "Internal Network Resources Access" vulnerability in Web Viewer for Samsung DVR.

The vulnerability allows attackers to get unauthorized access to view and control the cameras via unsafe cookies parsing. If an attacker sends the request with set cookie 'SessionID' to server with Web Viewer for Samsung DVR, web-server will provide access to internal pages, including page with users credentials.

How to fix

No solution is available

Workaround

Restrict access to the Samsung Web Viewer for Samsung DVR interface
Restrict access to the Samsung DVR Web Viewer interface to trusted networks. If there is such a possibility, configure management and transit networks for separate VLANs,  or restrict access to the device using IP access lists.

Advisory status

10.04.2013 - Vendor is notified
30.05.2013 - Vulnerability details were sent to CERT
30.08.2013 - Public disclosure

Credits

The vulnerability was detected by Andrey Bezborodov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2013-62
http://www.kb.cert.org/vuls/id/882286

Reports on the vulnerabilities previously discovered by Positive Research:

http://ptsecurity.com/research/advisory/
http://en.securitylab.ru/lab/

About Positive Technologies

Positive Technologies www.ptsecurity.com is among the key players in the IT security market in Russia.

The principal activities of the company include the development of integrated tools for information security monitoring (MaxPatrol); providing IT security consulting services and technical support; development of the Securitylab leading Russian information security portal.

Among the clients of Positive Technologies, there are more than 40 state enterprises, more than 50 banks and financial organizations, 20 telecommunication companies, more than 40 plant facilities, as well as IT, service and retail companies from Russia, the CIS countries, the Baltic States, China, Ecuador, Germany, Great Britain, Holland, Iran, Israel, Japan, Mexico, the Republic of South Africa, Thailand, Turkey, and the USA.

Positive Technologies is a team of highly skilled developers, advisers and experts with years of vast hands-on experience. The company specialists possess professional titles and certificates; they are the members of various international societies and are actively involved in the IT security field development.

Identifier:
CVE-2013-3586
Vendor:
Samsung
Vulnerable product:
Web Viewer for Samsung

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