SB2012062701 - Cross-site scripting in Python
Published: June 27, 2012 Updated: July 28, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2011-4940)
The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data when processing data passed via UTF-7 encoding. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in 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://bugs.python.org/issue11442
- http://jvn.jp/en/jp/JVN51176027/index.html
- http://jvndb.jvn.jp/jvndb/JVNDB-2012-000063
- http://secunia.com/advisories/50858
- http://secunia.com/advisories/51024
- http://secunia.com/advisories/51040
- http://www.securityfocus.com/bid/54083
- http://www.ubuntu.com/usn/USN-1592-1
- http://www.ubuntu.com/usn/USN-1596-1
- http://www.ubuntu.com/usn/USN-1613-1
- http://www.ubuntu.com/usn/USN-1613-2
- https://bugzilla.redhat.com/show_bug.cgi?id=803500