What is the CVSS score of CVE-2018-7658?

CVE-2018-7658 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 39.8%.

Is there a public PoC exploit available for CVE-2018-7658?

Yes, a public proof-of-concept exploit is available for CVE-2018-7658. Prioritise patching immediately. EPSS: 39.8%.

Network Time System CVE-2018-7658

HIGH

Improper Input Validation (CWE-20)

2018-03-26 cve@mitre.org

Denial Of Service Network Time System

7.5

CVSS 3.0 · 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:3.0/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

Mar 26, 2018 - 21:29 nvd

HIGH 7.5

DescriptionNVD

NTSServerSvc.exe in the server in Softros Network Time System 2.3.4 allows remote attackers to cause a denial of service (daemon crash) by sending exactly 11 bytes.

AnalysisAI

NTSServerSvc.exe in the server in Softros Network Time System 2.3.4 allows remote attackers to cause a denial of service (daemon crash) by sending exactly 11 bytes. Rated high severity (CVSS 7.5), 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 under CWE-20. NTSServerSvc.exe in the server in Softros Network Time System 2.3.4 allows remote attackers to cause a denial of service (daemon crash) by sending exactly 11 bytes. Affected products include: Softros Network Time System.

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.