THREATPORT/VULNERABILITY/CVE-2020-1267
MEDIUM SEVERITY

CVE-2020-1267

Windows 10 vulnerability

CVSS
4.9
EPSS
4.5%
EPSS pct
91th
Exploited
No known
This security update corrects a denial of service in the Local Security Authority Subsystem Service (LSASS) caused when an authenticated attacker sends a specially crafted authentication request, aka 'Local Security Authority Subsystem Service Denial of Service Vulnerability'.
Affected vendor
Microsoft
Affected product
Windows 10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Published
2020-07-14

Risk analysis

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

Its EPSS score of 4.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2020-1267

  • Confirm whether Microsoft Windows 10 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-1267.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-1267

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-1267 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2020-1267?

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