Is CVE-2024-21764 actively exploited?

No active exploitation of CVE-2024-21764 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2024-21764 be exploited remotely?

Yes. CVE-2024-21764 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2024-21764?

CVE-2024-21764 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2024-21764

CWE-798Published: February 2, 2024· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

In Rapid Software LLC's Rapid SCADA versions prior to Version 5.8.4, the product uses hard-coded credentials, which may allow an attacker to connect to a specific port.

NVD Source

Risk Analysis

Rapid SCADA uses hard-coded credentials, which may allow an unauthorized attacker to connect to a specific port. Given the critical CVSS score of 9.8, this flaw poses a significant risk to system integrity and confidentiality.

No public exploit is currently known, and the vulnerability is not in the KEV database. It is remotely exploitable with low attack complexity.

Recommended Action

Upgrade to Rapid SCADA version 5.8.4 or later to resolve the hard-coded credential issue.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2024-21764 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.