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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, service and retail companies
from Russia, CIS countries, Baltic States, China, Ecuador, Germany, Great Britain, Holland, Iran, Israel, Japan, Mexico,
South 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.
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