How severe is CVE-2000-0660?

CVE-2000-0660 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2000-0660 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0660?

CVE-2000-0660 affects Alt-n Worldclient. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2000-0660?

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

When was CVE-2000-0660 published?

CVE-2000-0660 was published on 2000-07-12 and last updated on 2026-06-16.

CVE-2000-0660

CVE-2000-0660 is a medium-severity vulnerability in Alt-n Worldclient with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Alt-n Worldclient
Published: 2000-07-12
Last modified: 2026-06-16

Description

The WDaemon web server for WorldClient 2.1 allows remote attackers to read arbitrary files via a .. (dot dot) attack.

Frequently asked questions

What is CVE-2000-0660?: The WDaemon web server for WorldClient 2.1 allows remote attackers to read arbitrary files via a .. (dot dot) attack.
How severe is CVE-2000-0660?: CVE-2000-0660 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2000-0660 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0660?: CVE-2000-0660 affects Alt-n Worldclient. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2000-0660?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-0660 published?: CVE-2000-0660 was published on 2000-07-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:alt-n:worldclient:2.1:*:standard:*:*:*:*:*

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