CVE-2001-1033

CVE-2001-1033 is a medium-severity vulnerability in Compaq Trucluster 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

Description

Compaq TruCluster 1.5 allows remote attackers to cause a denial of service via a port scan from a system that does not have a DNS PTR record, which causes the cluster to enter a "split-brain" state.

Frequently asked questions

What is CVE-2001-1033?
Compaq TruCluster 1.5 allows remote attackers to cause a denial of service via a port scan from a system that does not have a DNS PTR record, which causes the cluster to enter a "split-brain" state.
How severe is CVE-2001-1033?
CVE-2001-1033 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2001-1033 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1033?
CVE-2001-1033 primarily affects Compaq Trucluster. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1033?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-1033 published?
CVE-2001-1033 was published on 2001-09-25 and last updated on 2026-06-16.

References

Affected products (3)