CVE-2020-24963 : An Authenticated Persistent XSS vulnerability was discovered in the Best Support

An Authenticated Persistent XSS vulnerability was discovered in the Best Support System, tested version v3.0.4.

Published 2020-09-04 16:15:10

Updated 2020-09-11 20:29:04

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Products affected by CVE-2020-24963

Appsbd » Best Support System » Version: 3.0.4
cpe:2.3:a:appsbd:best_support_system:3.0.4:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.08%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 35 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.5	LOW	AV:N/AC:M/Au:S/C:N/I:P/A:N	6.8	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
5.4	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N	2.3	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: nvd@nist.gov (Primary)

https://medium.com/@ex.mi/php-best-support-system-v3-0-4-authenticated-persistent-xss-dfe6d4a06f75

[PHP] Best Support System v3.0.4 — Authenticated Persistent XSS | by Ex.Mi | Aug, 2020 | Medium
Exploit;Third Party Advisory

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