CVE-2017-0366

Public Exploit
SVG filter evasion using default attribute values in DTD declaration

Description

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw allowing to evade SVG filter using default attribute values in DTD declaration.

Category

5.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.35%
Vendor Advisory wikimedia.org
Affected: mediawiki mediawiki
Published at:
Updated at:

References

Link Tags
https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-April/000207.html vendor advisory mailing list
https://phabricator.wikimedia.org/T151735 third party advisory issue tracking exploit
https://security-tracker.debian.org/tracker/CVE-2017-0366 third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-0366?
CVE-2017-0366 has been scored as a medium severity vulnerability.
How to fix CVE-2017-0366?
To fix CVE-2017-0366, 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-2017-0366 being actively exploited in the wild?
It is possible that CVE-2017-0366 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.
What software or system is affected by CVE-2017-0366?
CVE-2017-0366 affects mediawiki mediawiki.
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