SB2012122106 - Cross-site scripting in PortlandLabs concrete5

Description

This security bulletin contains information about 1 security vulnerability.

1) Cross-site scripting (CVE-ID: CVE-2012-5181)

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in concrete5 Japanese 5.5.1 through 5.5.2.1 and concrete5 English 5.5.0 through 5.6.0.2. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• http://concrete5-japan.org/news/concrete5602ja-release/
• http://jvn.jp/en/jp/JVN65458431/index.html
• http://jvndb.jvn.jp/jvndb/JVNDB-2012-000113