THREATPORT/VULNERABILITY/CVE-2011-2014
HIGH SEVERITY

CVE-2011-2014

Windows 7 vulnerability

CVSS
9.0
EPSS
11.0%
EPSS pct
95th
Exploited
No known
The LDAP over SSL (aka LDAPS) implementation in Active Directory, Active Directory Application Mode (ADAM), and Active Directory Lightweight Directory Service (AD LDS) in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not examine Certificate Revocation Lists (CRLs), which allows remote authenticated users to bypass intended certificate restrictions and access Active Directory resources by leveraging a revoked X.509 certificate for a domain account, aka "LDAPS Authentication Bypass Vulnerability."
Affected vendor
Microsoft
Affected product
Windows 7
CVSS vector
AV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-287 — Improper Authentication
Published
2011-11-08

Risk analysis

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

Its EPSS score of 11.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2011-2014

  • Confirm whether Microsoft Windows 7 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-2014.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-2014

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-2014 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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