CVE Vulnerability

CVE-2021-31930

Persistent cross-site scripting (XSS) in the web interface of Concerto through 2.3.6 allows an unauthenticated remote attacker to introduce arbitrary JavaScript by injecting an XSS payload into the First Name or Last Name parameter upon registration. When a privileged user attempts to delete the account, the XSS payload will be executed.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/concerto/concerto/pull/1558 Third Party Advisory
https://github.com/concerto/concerto/security/advisories Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:concerto-signage:concerto:*:*:*:*:*:*:*:*
Information

Published : 2021-05-19 03:15

Updated : 2021-05-25 02:26

NVD link : CVE-2021-31930

Mitre link : CVE-2021-31930

Products Affected
No products.
CWE
CWE-79