PT-2015-15: Information Disclosure in LiteSpeed Web Server

MEDIUM
(4.3) (AV:N/AC:M/Au:N/C:P/I:N/A:N)

(PT-2015-15) Positive Technologies Security Advisory
Information Disclosure in LiteSpeed Web Server

Vulnerable software

LiteSpeed Web Server
Version: 4.2.23 and earlier

Links:
http://www.litespeedtech.com/

Severity level

Severity level: Medium
Impact: Information Disclosure
Access Vector: Remote

CVSS v2:
Base Score: 4.3
Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVE: not assigned

Software description

LiteSpeed Web Server is a web application server.

Vulnerability description

The specialists of the Positive Research center have detected an Information Disclosure vulnerability in LiteSpeed Web Server.

This vulnerability allows attackers to obtain the content of arbitrary memory locations in LiteSpeed Web Server. The exploitation of the vulnerability makes it possible to read arbitrary parts of HTTP requests that were made earlier. It may result in disclosure of sensitive data, information regarding configuration of the server; or in taking control over the session of an authorized user.

How to fix

Update your software up to the latest version

Advisory status

20.03.2015 - Vendor gets vulnerability details
17.04.2015 - Vendor releases fixed version and details
17.11.2015 - Public disclosure

Credits

The vulnerability was detected by Semen Rozhkov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2015-15

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+

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