How severe is CVE-2005-1216?

CVE-2005-1216 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-1216 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 26% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-1216?

CVE-2005-1216 affects Microsoft Isa Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-1216?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2005-1216 published?

CVE-2005-1216 was published on 2005-06-14 and last updated on 2026-06-16.

CVE-2005-1216

CVE-2005-1216 is a high-severity vulnerability in Microsoft Isa Server with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 26% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 26% (98th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Isa Server
Published: 2005-06-14
Last modified: 2026-06-16

Description

Microsoft ISA Server 2000 allows remote attackers to connect to services utilizing the NetBIOS protocol via a NetBIOS connection with an ISA Server that uses the NetBIOS (all) predefined packet filter.

Frequently asked questions

What is CVE-2005-1216?: Microsoft ISA Server 2000 allows remote attackers to connect to services utilizing the NetBIOS protocol via a NetBIOS connection with an ISA Server that uses the NetBIOS (all) predefined packet filter.
How severe is CVE-2005-1216?: CVE-2005-1216 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-1216 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 26% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1216?: CVE-2005-1216 affects Microsoft Isa Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-1216?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-1216 published?: CVE-2005-1216 was published on 2005-06-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:isa_server:2000:*:*:*:*:*:*:*

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