CVE-2014-3146

Public Exploit

Description

Incomplete blacklist vulnerability in the lxml.html.clean module in lxml before 3.3.5 allows remote attackers to conduct cross-site scripting (XSS) attacks via control characters in the link scheme to the clean_html function.

4.3

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 9.49% Top 10%

Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory mandriva.com Vendor Advisory opensuse.org Vendor Advisory secunia.com

Affected: n/a n/a

References

Link	Tags
http://www.debian.org/security/2014/dsa-2941	vendor advisory
http://lxml.de/3.3/changes-3.3.5.html
http://www.openwall.com/lists/oss-security/2014/05/09/7	mailing list
http://www.ubuntu.com/usn/USN-2217-1	vendor advisory
https://mailman-mail5.webfaction.com/pipermail/lxml/2014-April/007128.html	mailing list exploit
http://secunia.com/advisories/58744	third party advisory
http://advisories.mageia.org/MGASA-2014-0218.html
http://www.securityfocus.com/bid/67159	vdb entry exploit
http://www.mandriva.com/security/advisories?name=MDVSA-2015:112	vendor advisory
http://secunia.com/advisories/58013	third party advisory vendor advisory
http://seclists.org/fulldisclosure/2014/Apr/210	mailing list
http://secunia.com/advisories/59008	third party advisory
http://lists.opensuse.org/opensuse-updates/2014-05/msg00083.html	vendor advisory
http://seclists.org/fulldisclosure/2014/Apr/319	mailing list exploit

Frequently Asked Questions

What is the severity of CVE-2014-3146?: CVE-2014-3146 has been scored as a medium severity vulnerability.
How to fix CVE-2014-3146?: To fix CVE-2014-3146, 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-2014-3146 being actively exploited in the wild?: It is possible that CVE-2014-3146 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~9% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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