THREATPORT/VULNERABILITY/CVE-2018-7658
HIGH SEVERITY

CVE-2018-7658

Network Time System vulnerability

CVSS
7.5
EPSS
39.8%
EPSS pct
98th
Exploited
No known
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 vendor
Softros
Affected product
Network Time System
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2018-03-26

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 39.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2018-7658

  • Confirm whether Softros Network Time System is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-7658.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-7658

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-7658 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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