PT-2017-04: Security Restrictions Bypass in Kaspersky Embedded Systems Security

(PT-2017-04) Positive Technologies Security Advisory
Security Restrictions Bypass in Kaspersky Embedded Systems Security

Vulnerable software

Kaspersky Embedded Systems Security
Versions: 1.1, 1.1 MR1

Severity level

Severity level: High
Impact: Security Restrictions Bypass
Access Vector: Local

CVSS v3:
Base Score: 7.1
Vector: (AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H)

CVE: not assigned

Software description

Kaspersky Embedded Systems Security is designed to protect ATM and POS systems, as well as other Windows Embedded systems against viruses and cyber threats.

Vulnerability description

The specialists of the Positive Research center have detected a Security Restrictions Bypass vulnerability in Kaspersky Embedded Systems Security.

Vulnerability in the Application Control component of Kaspersky Embedded Systems Security allows attackers to gain privileges and execute arbitrary applications, which are not in the whitelist, by overloading the service and causing timeout of the executable file check.

How to fix

Use vendor's advisory: https://support.kaspersky.com/13520

Advisory status

27.01.2017 - Vendor gets vulnerability details
15.05.2017 - Vendor releases fixed version and details
01.11.2017 - Public disclosure

Credits

The vulnerability was detected by Georgy Zaytsev, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2017-04
https://www.ptsecurity.com/ww-en/about/news/283971/
https://support.kaspersky.com/vulnerability.aspx?el=12430#150517

Reports on the vulnerabilities previously discovered by Positive Research:

https://www.ptsecurity.com
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+