How severe is CVE-2000-0398?

CVE-2000-0398 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2000-0398 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0398?

CVE-2000-0398 affects Rockliffe Mailsite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2000-0398?

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-2000-0398 published?

CVE-2000-0398 was published on 2000-05-24 and last updated on 2026-06-16.

CVE-2000-0398

CVE-2000-0398 is a critical-severity vulnerability in Rockliffe Mailsite 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: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Rockliffe Mailsite
Published: 2000-05-24
Last modified: 2026-06-16

Description

Buffer overflow in wconsole.dll in Rockliffe MailSite Management Agent allows remote attackers to execute arbitrary commands via a long query_string parameter in the HTTP GET request.

Frequently asked questions

What is CVE-2000-0398?: Buffer overflow in wconsole.dll in Rockliffe MailSite Management Agent allows remote attackers to execute arbitrary commands via a long query_string parameter in the HTTP GET request.
How severe is CVE-2000-0398?: CVE-2000-0398 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2000-0398 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0398?: CVE-2000-0398 affects Rockliffe Mailsite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2000-0398?: 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-2000-0398 published?: CVE-2000-0398 was published on 2000-05-24 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:rockliffe:mailsite:4.2.10:*:*:*:*:*:*:*

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