How severe is CVE-2013-3185?

CVE-2013-3185 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-3185 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 41% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3185?

CVE-2013-3185 primarily affects Microsoft Active Directory Federation Services. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3185?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-3185 published?

CVE-2013-3185 was published on 2013-08-14 and last updated on 2026-06-16.

CVE-2013-3185

CVE-2013-3185 is a medium-severity vulnerability in Microsoft Active Directory Federation Services with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 41% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 41% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Active Directory Federation Services
Published: 2013-08-14
Last modified: 2026-06-16

Description

Microsoft Active Directory Federation Services (AD FS) 1.x through 2.1 on Windows Server 2003 R2 SP2, Windows Server 2008 SP2 and R2 SP1, and Windows Server 2012 allows remote attackers to obtain sensitive information about the service account, and possibly conduct account-lockout attacks, by connecting to an endpoint, aka "AD FS Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2013-3185?: Microsoft Active Directory Federation Services (AD FS) 1.x through 2.1 on Windows Server 2003 R2 SP2, Windows Server 2008 SP2 and R2 SP1, and Windows Server 2012 allows remote attackers to obtain sensitive information about the service account, and possibly conduct account-lockout attacks, by connecting to an endpoint, aka "AD FS Information Disclosure Vulnerability."
How severe is CVE-2013-3185?: CVE-2013-3185 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-3185 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 41% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3185?: CVE-2013-3185 primarily affects Microsoft Active Directory Federation Services. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3185?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-3185 published?: CVE-2013-3185 was published on 2013-08-14 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:microsoft:active_directory_federation_services:2.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:active_directory_federation_services:2.1:*:*:*:*:*:*:*

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