What is the CVSS score of CVE-2024-40492?

CVE-2024-40492 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.8%.

Is there a public PoC exploit available for CVE-2024-40492?

Yes, a public proof-of-concept exploit is available for CVE-2024-40492. Prioritise patching immediately. EPSS: 0.8%.

Heartbeat CVE-2024-40492

HIGH

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

2024-07-17 cve@mitre.org

RCE XSS Heartbeat

7.1

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

7.1 HIGH

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

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

CVSS VectorVendor: mitre

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

CVE Published

Jul 17, 2024 - 22:15 cve.org

HIGH 7.1

DescriptionCVE.org

Cross Site Scripting vulnerability in Heartbeat Chat v.15.2.1 allows a remote attacker to execute arbitrary code via the setname function.

AnalysisAI

Cross Site Scripting vulnerability in Heartbeat Chat v.15.2.1 allows a remote attacker to execute arbitrary code via the setname function. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and 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. Cross Site Scripting vulnerability in Heartbeat Chat v.15.2.1 allows a remote attacker to execute arbitrary code via the setname function. Affected products include: Heartbeat.

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.