How severe is CVE-2000-0166?

CVE-2000-0166 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2000-0166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0166?

CVE-2000-0166 affects Interaccess Interaccess Telnetd Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2000-0166?

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

When was CVE-2000-0166 published?

CVE-2000-0166 was published on 2000-02-21 and last updated on 2026-06-16.

CVE-2000-0166

CVE-2000-0166 is a critical-severity vulnerability in Interaccess Interaccess Telnetd Server with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Interaccess Interaccess Telnetd Server
Published: 2000-02-21
Last modified: 2026-06-16

Description

Buffer overflow in the InterAccess telnet server TelnetD allows remote attackers to execute commands via a long login name.

Frequently asked questions

What is CVE-2000-0166?: Buffer overflow in the InterAccess telnet server TelnetD allows remote attackers to execute commands via a long login name.
How severe is CVE-2000-0166?: CVE-2000-0166 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2000-0166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0166?: CVE-2000-0166 affects Interaccess Interaccess Telnetd Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2000-0166?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2000-0166 published?: CVE-2000-0166 was published on 2000-02-21 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:interaccess:interaccess_telnetd_server:4.0:*:*:*:*:*:*:*