What is the CVSS score of CVE-2020-24594?

CVE-2020-24594 has a CVSS 3.1 base score of 9.6 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H. EPSS exploitation probability: 1.7%.

Micloud Management Portal CVE-2020-24594

CRITICAL

Cross-site Scripting (XSS) (CWE-79)

2020-09-25 cve@mitre.org

XSS Micloud Management Portal

9.6

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.6 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 25, 2020 - 04:23 nvd

CRITICAL 9.6

DescriptionNVD

Mitel MiCloud Management Portal before 6.1 SP5 could allow an unauthenticated attacker to execute arbitrary scripts due to insufficient input validation, aka XSS. A successful exploit could allow an attacker to gain access to a user session.

AnalysisAI

Mitel MiCloud Management Portal before 6.1 SP5 could allow an unauthenticated attacker to execute arbitrary scripts due to insufficient input validation, aka XSS. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Mitel MiCloud Management Portal before 6.1 SP5 could allow an unauthenticated attacker to execute arbitrary scripts due to insufficient input validation, aka XSS. A successful exploit could allow an attacker to gain access to a user session. Affected products include: Mitel Micloud Management Portal. Version information: before 6.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.