What is the CVSS score of CVE-2021-30464?

CVE-2021-30464 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.2%.

Stationguard CVE-2021-30464

HIGH

Uncontrolled Resource Consumption (CWE-400)

2021-04-20 cve@mitre.org

Denial Of Service Stationguard

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Apr 20, 2021 - 19:15 nvd

HIGH 7.5

DescriptionNVD

OMICRON StationGuard before 1.10 allows remote attackers to cause a denial of service (connectivity outage) via crafted tcp/20499 packets to the CTRL Ethernet port.

AnalysisAI

OMICRON StationGuard before 1.10 allows remote attackers to cause a denial of service (connectivity outage) via crafted tcp/20499 packets to the CTRL Ethernet port. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. OMICRON StationGuard before 1.10 allows remote attackers to cause a denial of service (connectivity outage) via crafted tcp/20499 packets to the CTRL Ethernet port. Affected products include: Omicronenergy Stationguard. Version information: before 1.10.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.