How severe is CVE-2000-0651?

CVE-2000-0651 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2000-0651 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0651?

CVE-2000-0651 primarily affects Novell Bordermanager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-0651?

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-2000-0651 published?

CVE-2000-0651 was published on 2000-07-07 and last updated on 2026-06-16.

CVE-2000-0651

CVE-2000-0651 is a high-severity vulnerability in Novell Bordermanager 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% (77th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Novell Bordermanager
Published: 2000-07-07
Last modified: 2026-06-16

Description

The ClientTrust program in Novell BorderManager does not properly verify the origin of authentication requests, which could allow remote attackers to impersonate another user by replaying the authentication requests and responses from port 3024 of the victim's machine.

Frequently asked questions

What is CVE-2000-0651?: The ClientTrust program in Novell BorderManager does not properly verify the origin of authentication requests, which could allow remote attackers to impersonate another user by replaying the authentication requests and responses from port 3024 of the victim's machine.
How severe is CVE-2000-0651?: CVE-2000-0651 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2000-0651 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0651?: CVE-2000-0651 primarily affects Novell Bordermanager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0651?: 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-2000-0651 published?: CVE-2000-0651 was published on 2000-07-07 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:novell:bordermanager:3.0:*:*:*:*:*:*:*
cpe:2.3:a:novell:bordermanager:3.5:*:*:*:*:*:*:*

More vulnerabilities in Novell Bordermanager

CVE-2007-5767 — Critical (CVSS 10.0): Heap-based buffer overflow in the Client Trust application (clntrust.exe) in Novell BorderManager 3.8 before Update 1.5…
CVE-2006-7155 — High (CVSS 7.5): Novell BorderManager 3.8 SP4 generates the same ISAKMP cookies for the same source IP and port number during the same…
CVE-2006-5286 — Medium (CVSS 5.0): Unspecified vulnerability in IKE.NLM in Novell BorderManager 3.8 allows attackers to cause a denial of service (crash)…
CVE-2006-1218 — Medium (CVSS 5.0): Unspecified vulnerability in the HTTP proxy in Novell BorderManager 3.8 and earlier allows remote attackers to cause a…
CVE-2004-1457 — Medium (CVSS 5.0): The Virtual Private Network (VPN) capability in Novell Bordermanager 3.8 allows remote attackers to cause a denial of…
CVE-2002-0780 — Medium (CVSS 5.0): IP/IPX gateway for Novell BorderManager 3.6 SP 1a allows remote attackers to cause a denial of service via a connection…

All CVEs affecting Novell Bordermanager →