[Positive Technologies SA:2009-20] A.CMS Multiple Vulnerabilities
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(PT-2009-20) Positive Technologies Security Advisory
A.CMS Multiple Vulnerabilities
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---[ Affected Software ]
A.CMS
Versions 1.x prior to 1.23
Product Link:
http://a-cms.ru
---[ Severity Rating ]
Severity: Medium
Impact: Cross-Site Scripting, installation path disclosure
Attack Vector: Remote
CVSS v2:
Base Score: 4.3
Temporal Score: 3.4
Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N/E:P/RL:O/RC:C)
CVE: not assigned
---[ Software Description ]
A.CMS is a content management system (CMS) software, usually implemented as a
Web application, for creating and managing HTML content. It is used to manage
and control a large, dynamic collection of Web material (HTML documents and
their associated images).
---[ Vulnerability Description ]
Positive Technologies Research Team has discovered the following
vulnerabilities in A.CMS:
A) Cross-Site Scripting
B) Installation path disclosure
A) Cross-Site Scripting
Application does not properly verify input data passed to certain parameter.
This can be exploited to inject malicious code and allows to execute arbitrary
HTML and script code in a user's browser session in context of an affected
site. Vulnerability details are not disclosed.
Malicious users may inject JavaScript, VBScript, ActiveX, HTML or Flash into a
vulnerable application to fool users in order to gather data from their
machines. An attacker can steal the session cookie and take over the account
impersonating the user. It is also possible to modify page content presented to
the user.
B) Installation path disclosure
Application does not properly verify input data for some scripts. This allows
to call an exception that leads to web server root directory disclosure.
Vulnerability details are not disclosed.
An attacker may use the data to exploit another attacks.
--[ Solution ]
Update to latest version.
http://a-cms.ru/download/
--[ Disclosure Timeline ]
03/02/2009 - Vendor is notified
03/04/2009 - Vendor response
03/04/2009 - Vendor releases fixed version
03/10/2009 - Requested status update from vendor
03/13/2009 - Public disclosure
---[ Credits ]
This vulnerability was discovered by Dmitry Evteev (Positive Technologies
Research Team) using professional network security scanner MaxPatrol.
---[ References ]
http://en.securitylab.ru/lab/PT-2009-20
http://www.ptsecurity.ru/advisory.asp
Complete list of vulnerability reports published by Positive Technologies
Research Team:
http://en.securitylab.ru/lab/
http://www.ptsecurity.ru/advisory.asp
---[ 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; the development of the Securitylab
en.securitylab.ru 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,
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African Republic, Thailand, Turkey and 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.