What is the CVSS score of CVE-2021-41871?

CVE-2021-41871 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: 0.5%.

Remote View Pro Firmware CVE-2021-41871

MEDIUM

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

2021-12-15 cve@mitre.org

XSS Remote View Pro Firmware

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

Dec 15, 2021 - 06:15 nvd

MEDIUM 5.4

DescriptionNVD

An issue was discovered in Socomec REMOTE VIEW PRO 2.0.41.4. Improper validation of input into the username field makes it possible to place a stored XSS payload. This is executed if an administrator views the System Event Log.

AnalysisAI

An issue was discovered in Socomec REMOTE VIEW PRO 2.0.41.4. 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. An issue was discovered in Socomec REMOTE VIEW PRO 2.0.41.4. Improper validation of input into the username field makes it possible to place a stored XSS payload. This is executed if an administrator views the System Event Log. Affected products include: Socomec Remote View Pro Firmware.

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.