[PT-2011-05] Cross-Site Scripting in Koha Library Software

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 (PT-2011-05) Positive Technologies Security Advisory

    Cross-Site Scripting in Koha Library Software

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—[ Vulnerable software ]

    Koha Library Software
    version 3.2.9 and earlier
    3.4.1 and earlier

    Application link:
    http://koha-community.org/

—[ Severity level ]

    Severity level: Medium
    Impact: Cross-Site Scripting
    Attack vector: Remote

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

    CVE: not assigned

—[ Software description ]

Koha Library Software – library automation system.

—[ Vulnerability description ]

Positive Research Center detects XSS in Koha Library Software.
Application insufficiently verifies incoming data from users in the following scripts:

opac-downloadcart.pl
opac-addbybiblionumber.pl
opac-downloadshelf.pl
opac-review.pl
opac-sendshelf.pl
opac-serial-issues.pl

An attacker can use the vulnerabilty to inject and execute arbitrary HTML code and scripts in a user's browser
within the trust relationship between the browser and the server.

—[ How to fix ]

Update your software up to the latest version.
http://koha-community.org/koha-3-4-2/

—[ Advisory status ]

31.05.2011 - Vendor is notified
15.06.2011 - Vendor gets vulnerability details
19.06.2011 - Vendor releases fixed version and details
06.07.2011 - Public disclosure

—[ Credits ]

The vulnerability was detected by Yuri Goltsev, Positive Research Center (Positive Technologies Company)

—[ References ]

http://en.securitylab.ru/lab/PT-2011-05

Reports on the vulnerabilities previously discovered by Positive Research Center:

http://www.ptsecurity.com/advisory1.aspx
http://en.securitylab.ru/lab/

—[ 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; development of the
Securitylab http://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
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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.