Vulnerability CVE-2021-45227
Published: 2022-04-14

Description:
An issue was discovered in COINS Construction Cloud 11.12. Due to an inappropriate use of HTML IFRAME elements, the file upload functionality is vulnerable to a persistent Cross-Site Scripting (XSS) attack.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Coins-global -> Coins construction cloud 

 References:
https://appsource.microsoft.com/en-us/product/web-apps/constructionindustrysolutionslimited-5057232.coinsconstructioncloud?tab=overview
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-030.txt
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