CVE-2012-4379

Description

MediaWiki before 1.18.5, and 1.19.x before 1.19.2 does not send a restrictive X-Frame-Options HTTP header, which allows remote attackers to conduct clickjacking attacks via an embedded API response in an IFRAME element.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.45%
Vendor Advisory wikimedia.org Vendor Advisory wikimedia.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T41180 vendor advisory issue tracking
http://www.openwall.com/lists/oss-security/2012/08/31/6 third party advisory mailing list
https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html patch vendor advisory mailing list
https://bugzilla.redhat.com/show_bug.cgi?id=853426 patch issue tracking
http://www.openwall.com/lists/oss-security/2012/08/31/10 patch mailing list third party advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330 third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2012-4379?
CVE-2012-4379 has been scored as a medium severity vulnerability.
How to fix CVE-2012-4379?
To fix CVE-2012-4379, 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-2012-4379 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-4379 is being actively exploited. 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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