THREATPORT/VULNERABILITY/CVE-2019-6444
CRITICAL SEVERITY

CVE-2019-6444

Ntpsec vulnerability

CVSS
9.1
EPSS
45.7%
EPSS pct
99th
Exploited
No known
An issue was discovered in NTPsec before 1.1.3. process_control() in ntp_control.c has a stack-based buffer over-read because attacker-controlled data is dereferenced by ntohl() in ntpd.
Affected vendor
Ntpsec
Affected product
Ntpsec
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness type (CWE)
Published
2019-01-16

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 confidentiality, high impact to availability.

Its EPSS score of 45.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2019-6444

  • Confirm whether Ntpsec Ntpsec is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-6444.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-6444

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-6444 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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