CVE-2009-3012

Public Exploit

Description

Mozilla Firefox 3.0.13 and earlier, 3.5, 3.6 a1 pre, and 3.7 a1 pre does not properly block data: URIs in Location headers in HTTP responses, which allows remote attackers to conduct cross-site scripting (XSS) attacks via vectors related to (1) injecting a Location header that contains JavaScript sequences in a data:text/html URI or (2) entering a data:text/html URI with JavaScript sequences when specifying the content of a Location header. NOTE: the JavaScript executes outside of the context of the HTTP site.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.24%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://websecurity.com.ua/3386/ exploit
http://websecurity.com.ua/3323/ exploit

Frequently Asked Questions

What is the severity of CVE-2009-3012?
CVE-2009-3012 has been scored as a medium severity vulnerability.
How to fix CVE-2009-3012?
To fix CVE-2009-3012, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-3012 being actively exploited in the wild?
It is possible that CVE-2009-3012 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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