What is the CVSS score of CVE-2020-3939?

CVE-2020-3939 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.7%.

Syuan Gu Da Shin CVE-2020-3939

MEDIUM

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

2020-02-04 twcert@cert.org.tw

XSS Syuan Gu Da Shin

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

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:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Feb 04, 2020 - 05:15 nvd

MEDIUM 6.1

DescriptionNVD

SysJust Syuan-Gu-Da-Shih, versions before 20191223, contain vulnerability of Cross-Site Scripting(XSS), personal information may be leaked to attackers via the vulnerability.

AnalysisAI

SysJust Syuan-Gu-Da-Shih, versions before 20191223, contain vulnerability of Cross-Site Scripting(XSS), personal information may be leaked to attackers via the vulnerability. Rated medium severity (CVSS 6.1), 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. SysJust Syuan-Gu-Da-Shih, versions before 20191223, contain vulnerability of Cross-Site Scripting(XSS), personal information may be leaked to attackers via the vulnerability. Affected products include: Sysjust Syuan-Gu-Da-Shin. Version information: before 20191223.

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.