Vulnerability Details : CVE-2014-3146
Potential exploit
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.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2014-3146
- cpe:2.3:a:lxml:lxml:*:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.0:beta3:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.0:alpha2:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.0:alpha1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3:-:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3:beta1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1:beta3:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.7:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.6:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.0:-:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.8:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.7:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2:beta4:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2:beta3:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1:beta1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.1:beta1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3:alpha2:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3:alpha1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2:-:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2:alpha1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1:beta2:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1:alpha1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.5:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.0:beta5:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.3.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.0:-:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:3.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2:beta2:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.2:beta1:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.9:*:*:*:*:*:*:*
- cpe:2.3:a:lxml:lxml:0.8:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-3146
18.00%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-3146
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST |
References for CVE-2014-3146
-
https://mailman-mail5.webfaction.com/pipermail/lxml/2014-April/007128.html
404 Not FoundExploit
-
http://seclists.org/fulldisclosure/2014/Apr/319
Full Disclosure: Re: lxml (python lib) vulnerabilityExploit
-
http://www.openwall.com/lists/oss-security/2014/05/09/7
oss-security - Re: CVE request: python-lxml clean_html() input sanitization flaw
-
http://lxml.de/3.3/changes-3.3.5.html
lxml changelog
-
http://lists.opensuse.org/opensuse-updates/2014-05/msg00083.html
openSUSE-SU-2014:0735-1: moderate: python-lxml: Fixed input sanitization
-
http://seclists.org/fulldisclosure/2014/Apr/210
Full Disclosure: lxml (python lib) vulnerability
-
http://www.ubuntu.com/usn/USN-2217-1
USN-2217-1: lxml vulnerability | Ubuntu security notices
-
http://www.mandriva.com/security/advisories?name=MDVSA-2015:112
mandriva.com
-
http://www.securityfocus.com/bid/67159
lxml 'clean_html' Function Security Bypass VulnerabilityExploit
-
http://www.debian.org/security/2014/dsa-2941
Debian -- Security Information -- DSA-2941-1 lxml
-
http://advisories.mageia.org/MGASA-2014-0218.html
Mageia Advisory: MGASA-2014-0218 - Updated python-lxml package fix CVE-2014-3146
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