What is the CVSS score of CVE-2020-6876?

CVE-2020-6876 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Evdc CVE-2020-6876

MEDIUM

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

2020-10-26 psirt@zte.com.cn

XSS Zte Evdc

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Oct 26, 2020 - 16:15 nvd

MEDIUM 5.4

DescriptionNVD

A ZTE product is impacted by an XSS vulnerability. The vulnerability is caused by the lack of correct verification of client data in the WEB module. By inserting malicious scripts into the web module, a remote attacker could trigger an XSS attack when the user browses the web page. Then the attacker could use the vulnerability to steal user cookies or destroy the page structure. This affects: eVDC ZXCLOUD-iROSV6.03.04

AnalysisAI

A ZTE product is impacted by an XSS vulnerability. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, 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. A ZTE product is impacted by an XSS vulnerability. The vulnerability is caused by the lack of correct verification of client data in the WEB module. By inserting malicious scripts into the web module, a remote attacker could trigger an XSS attack when the user browses the web page. Then the attacker could use the vulnerability to steal user cookies or destroy the page structure. This affects: eVDC ZXCLOUD-iROSV6.03.04 Affected products include: Zte Evdc.

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.