Vulnerability CVE-2020-15864
Published: 2021-01-17

Description:
An issue was discovered in Quali CloudShell 9.3. An XSS vulnerability in the login page allows an attacker to craft a URL, with a constructor.constructor substring in the username field, that executes a payload when the user visits the /Account/Login page.

Type:

CWE-79

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

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Quali -> Cloudshell 

 References:
https://burninatorsec.blogspot.com/2020/10/cve-2020-xxxxx-xss-in-quali-cloudshell.html
https://www.quali.com/products/cloudshell-pro/
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