THREATPORT/VULNERABILITY/CVE-2010-0035
MEDIUM SEVERITY

CVE-2010-0035

Windows 2000 vulnerability

CVSS
6.3
EPSS
16.3%
EPSS pct
97th
Exploited
No known
The Key Distribution Center (KDC) in Kerberos in Microsoft Windows 2000 SP4, Server 2003 SP2, and Server 2008 Gold and SP2, when a trust relationship with a non-Windows Kerberos realm exists, allows remote authenticated users to cause a denial of service (NULL pointer dereference and domain controller outage) via a crafted Ticket Granting Ticket (TGT) renewal request, aka "Kerberos Null Pointer Dereference Vulnerability."
Affected vendor
Microsoft
Affected product
Windows 2000
CVSS vector
AV:N/AC:M/Au:S/C:N/I:N/A:C
Published
2010-02-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring single-factor authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 16.3% 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-2010-0035

  • Confirm whether Microsoft Windows 2000 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2010-0035.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2010-0035

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2010-0035 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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