THREATPORT/VULNERABILITY/CVE-2011-3415
MEDIUM SEVERITY

CVE-2011-3415

Windows 7 vulnerability

CVSS
6.8
EPSS
24.1%
EPSS pct
98th
Exploited
No known
Open redirect vulnerability in the Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted return URL, aka "Insecure Redirect in .NET Form Authentication Vulnerability."
Affected vendor
Microsoft
Affected product
Windows 7
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2011-12-30

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 24.1% 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-2011-3415

  • Confirm whether Microsoft Windows 7 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-3415.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-3415

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-3415 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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