What is the CVSS score of CVE-2024-6177?

CVE-2024-6177 has a CVSS 4.0 base score of 4.8 (Medium). CVSS vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N. EPSS exploitation probability: 0.3%.

Lg CVE-2024-6177

MEDIUM

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

2024-06-20 product.security@lge.com

XSS Lg Supersign Cms

4.8

CVSS 4.0 · Vendor: lge

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Vulnerability Assessment

Weakness	CWE CWE-79 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Output encoding, context-aware escaping MITRE ATT&CK 2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 4.8 (MEDIUM). Attack characteristics: adjacent network attack vector, low complexity, no privileges required, user interaction required.
Exploit ScenarioDerived	An attacker could exploit this vulnerability to inject malicious scripts into web pages viewed by other users. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAI

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in LG Electronics SuperSign CMS allows Reflected XSS.1.3 before < 4.3.1. Rated medium severity (CVSS 4.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

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.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

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. Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in LG Electronics SuperSign CMS allows Reflected XSS.1.3 before < 4.3.1. Affected products include: Lg Supersign Cms.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (lge) PRIMARY 4.8 MEDIUM

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N

Primary rating from Vendor (lge) · only source for this CVE.

CVSS VectorVendor: lge

Attack Vector

Adjacent

Attack Complexity

Low

Attack Requirements

None

Privileges Required

None

User Interaction

Active

Vulnerable system: Confidentiality

None

Vulnerable system: Integrity

None

Vulnerable system: Availability

None

Subsequent system: Confidentiality

Low

Subsequent system: Integrity

None

Subsequent system: Availability

None

DescriptionCVE.org

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in LG Electronics SuperSign CMS allows Reflected XSS. This issue affects SuperSign CMS: from 4.1.3 before < 4.3.1.

Threat Intelligence Overview

EPSS Score

0.3%

Top 83% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.3%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Controlled

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +24

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Scripting MEDIUM

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)CVE.org

cpe:2.3:a:lg:supersign_cms:*:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY https://lgsecurity.lge.com/bulletins/idproducts#updateDetails

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