CVE-2021-30211 — MEDIUM (5.4)

Vulnerability Description

Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.

CVSS Score

5.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Eng	Knowage	7.3.0

Related Weaknesses (CWE)

CWE-79

References

https://github.com/piuppi/Proof-of-Concepts/blob/main/Engineering/Stored-XSS-KnoThird Party Advisory
https://github.com/piuppi/Proof-of-Concepts/blob/main/Engineering/Stored-XSS-KnoThird Party Advisory

FAQ

What is CVE-2021-30211?

CVE-2021-30211 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.

How severe is CVE-2021-30211?

CVE-2021-30211 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30211?

Check the references section above for vendor advisories and patch information. Affected products include: Eng Knowage.