What is the CVSS score of CVE-2021-27188?

CVE-2021-27188 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: 1.8%.

Fx Aggregator Terminal Client CVE-2021-27188

HIGH

Improper Restriction of Excessive Authentication Attempts (CWE-307)

2021-02-12 cve@mitre.org

Denial Of Service Fx Aggregator Terminal Client

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

Feb 12, 2021 - 08:15 nvd

HIGH 7.5

DescriptionNVD

AnalysisAI

The Sovremennye Delovye Tekhnologii FX Aggregator terminal client 1 allows attackers to cause a denial of service (access suspended for five hours) by making five invalid login attempts to a victim's. 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 under CWE-307. The Sovremennye Delovye Tekhnologii FX Aggregator terminal client 1 allows attackers to cause a denial of service (access suspended for five hours) by making five invalid login attempts to a victim's account. Affected products include: Xn--B1Agzlht Fx Aggregator Terminal Client.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.