CVE-2021-30119 Information

Description

Authenticated reflective XSS in HelpDeskTab/rcResults.asp The parameter result of /HelpDeskTab/rcResults.asp is insecurely returned in the requested web page and can be used to perform a Cross Site Scripting attack Example request: https://x.x.x.x/HelpDeskTab/rcResults.asp?result=<script>alert(document.cookie)</script> The same is true for the parameter FileName of /done.asp Eaxmple request: https://x.x.x.x/done.asp?FileName=\;</script><script>alert(1);a=\&PathData=&originalName=shell.aspx&FileSize=4388&TimeElapsed=00:00:00.078

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Reference

https://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/ https://csirt.divd.nl/CVE-2021-30119 https://csirt.divd.nl/DIVD-2021-00011

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

5.4