How severe is CVE-2001-0017?

CVE-2001-0017 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2001-0017 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0017?

CVE-2001-0017 affects Microsoft Windows Nt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2001-0017?

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

When was CVE-2001-0017 published?

CVE-2001-0017 was published on 2001-03-12 and last updated on 2026-06-16.

CVE-2001-0017

CVE-2001-0017 is a medium-severity vulnerability in Microsoft Windows Nt with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 17% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Windows Nt
Published: 2001-03-12
Last modified: 2026-06-16

Description

Memory leak in PPTP server in Windows NT 4.0 allows remote attackers to cause a denial of service via a malformed data packet, aka the "Malformed PPTP Packet Stream" vulnerability.

Frequently asked questions

What is CVE-2001-0017?: Memory leak in PPTP server in Windows NT 4.0 allows remote attackers to cause a denial of service via a malformed data packet, aka the "Malformed PPTP Packet Stream" vulnerability.
How severe is CVE-2001-0017?: CVE-2001-0017 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2001-0017 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0017?: CVE-2001-0017 affects Microsoft Windows Nt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0017?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-0017 published?: CVE-2001-0017 was published on 2001-03-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:microsoft:windows_nt:*:*:*:*:*:*:*:*

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