How severe is CVE-2001-0164?

CVE-2001-0164 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-0164 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0164?

CVE-2001-0164 affects Netscape Directory Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2001-0164?

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-2001-0164 published?

CVE-2001-0164 was published on 2001-06-02 and last updated on 2026-06-16.

CVE-2001-0164

CVE-2001-0164 is a high-severity vulnerability in Netscape Directory Server with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netscape Directory Server
Published: 2001-06-02
Last modified: 2026-06-16

Description

Buffer overflow in Netscape Directory Server 4.12 and earlier allows remote attackers to cause a denial of service or execute arbitrary commands via a malformed recipient field.

Frequently asked questions

What is CVE-2001-0164?: Buffer overflow in Netscape Directory Server 4.12 and earlier allows remote attackers to cause a denial of service or execute arbitrary commands via a malformed recipient field.
How severe is CVE-2001-0164?: CVE-2001-0164 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-0164 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0164?: CVE-2001-0164 affects Netscape Directory Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0164?: 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-2001-0164 published?: CVE-2001-0164 was published on 2001-06-02 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:netscape:directory_server:*:*:*:*:*:*:*:*

More vulnerabilities in Netscape Directory Server

CVE-2004-1236 — Critical (CVSS 10.0): Buffer overflow in the LDAP component for Netscape Directory Server (NDS) 3.6 on HP-UX and other operating systems…
CVE-2000-1076 — Critical (CVSS 10.0): Netscape (iPlanet) Certificate Management System 4.2 and Directory Server 4.12 stores the administrative password in…
CVE-2004-0826 — High (CVSS 7.5): Heap-based buffer overflow in Netscape Network Security Services (NSS) library allows remote attackers to execute…
CVE-1999-0807 — High (CVSS 7.2): The Netscape Directory Server installation procedure leaves sensitive information in a file that is accessible to local…
CVE-2000-1075 — Medium (CVSS 5.0): Directory traversal vulnerability in iPlanet Certificate Management System 4.2 and Directory Server 4.12 allows remote…
CVE-1999-0007 — Medium (CVSS 5.0): Information from SSL-encrypted sessions via PKCS #1.

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