CVE Vulnerability

CVE-2020-21494

A cross-site scripting (XSS) vulnerability in the component installinstall.sql of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via changing the doctype value to 0.

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://gitee.com/xiuno/xiunobbs/issues/I16BHH Issue Tracking Third Party Advisory
https://github.com/wanghaiwei/xiuno-docker/issues/4 Exploit Issue Tracking
Configurations

Configuration 1

cpe:2.3:a:xiuno:xiunobbs:4.0.4:*:*:*:*:*:*:*
Information

Published : 2021-10-04 09:15

Updated : 2021-10-13 08:07

NVD link : CVE-2020-21494

Mitre link : CVE-2020-21494

Products Affected
No products.
CWE
CWE-79