(PT-2014-05) Positive Technologies Security Advisory
Privilege Gaining in Nixu Namesurfer

Vulnerable software

Nixu Namesurfer
Version: 7.2.2 and earlier

Link:
http://www.nixusoftware.com/our_products_ipam.html

Severity level

Severity level: High
Impact: Privilege Gaining, Arbitrary Code Execution
Access Vector: Remote

CVSS v2:
Base Score: 9.0
Vector: (AV:N/AC:L/Au:S/C:C/I:C/A:C)

CVE: not assigned

Software description

Nixu Namesurfer implements a unified system for manageming DNS servers via web interface.

Vulnerability description

The specialists of the Positive Research center have detected a Privilege Gaining vulnerability in Nixu Namesurfer.

An attacker could assign the $PATH variable with the path to his/her malicious file. An application with the suid bit will execute it. Thus the attacker will receive the highest privilege in the system.

How to fix

Update your sofware up to the latest version

Advisory status

16.01.2014 - Vendor gets vulnerability details
14.03.2014 - Vendor releases fixed version and details
27.03.2014 - Public disclosure

Credits

The vulnerability was detected by Alexey Osipov, Alexander Tlyapov, and Valentin Shilnenkov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2014-05

Reports on the vulnerabilities previously discovered by Positive Research:

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

About Positive Technologies

Positive Technologies is a leading provider of vulnerability assessment, compliance management and threat analysis solutions to more than 1,000 global enterprise clients. Our solutions work seamlessly across your entire business: securing applications in development; assessing your network and application vulnerabilities; assuring compliance with regulatory requirements; and blocking real-time attacks. Our commitment to clients and research has earned Positive Technologies a reputation as one of the foremost authorities on SCADA, Banking, Telecom, Web Application and ERP security, and distinction as the #1 fastest growing Security and Vulnerability Management firm in 2012, as shown in an IDC report*. To learn more about Positive Technologies please visit www.ptsecurity.com

*Source: IDC Worldwide Security and Vulnerability Management 2013-2017 Forecast and 2012 Vendor Shares, doc #242465, August 2013. Based on year-over-year revenue growth in 2012 for vendors with revenues of $20M+