CVE-2011-3406

Windows 7 vulnerability

CVSS

8.8

EPSS

23.3%

EPSS pct

98th

Exploited

No known

Buffer overflow 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 allows remote authenticated users to execute arbitrary code via a crafted query that leverages incorrect memory initialization, aka "Active Directory Buffer Overflow Vulnerability."

Affected vendor

Microsoft

Affected product

Windows 7

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds
CWE-125 — Out-of-bounds Read

Published

2011-12-14

Risk analysis

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

Its EPSS score of 23.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2011-3406

Confirm whether Microsoft Windows 7 is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-3406.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-3406

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