THREATPORT/VULNERABILITY/CVE-2016-0050
MEDIUM SEVERITY

CVE-2016-0050

Windows Server 2008 vulnerability

CVSS
5.3
EPSS
20.7%
EPSS pct
97th
Exploited
No known
Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka "Network Policy Server RADIUS Implementation Denial of Service Vulnerability."
Affected vendor
Microsoft
Affected product
Windows Server 2008
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2016-02-10

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 low impact to availability.

Its EPSS score of 20.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2016-0050

  • Confirm whether Microsoft Windows Server 2008 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-0050.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-0050

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-0050 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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