How severe is CVE-2001-1063?

CVE-2001-1063 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2001-1063 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-1063?

CVE-2001-1063 primarily affects Caldera Unixware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-1063?

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-2001-1063 published?

CVE-2001-1063 was published on 2001-08-31 and last updated on 2026-06-16.

CVE-2001-1063

CVE-2001-1063 is a high-severity vulnerability in Caldera Unixware with a CVSS 2.0 base score of 7.2. 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 7.2)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Caldera Unixware
Published: 2001-08-31
Last modified: 2026-06-16

Description

Buffer overflow in uidadmin in Caldera Open Unix 8.0.0 and UnixWare 7 allows local users to gain root privileges via a long -S (scheme) command line argument.

Frequently asked questions

What is CVE-2001-1063?: Buffer overflow in uidadmin in Caldera Open Unix 8.0.0 and UnixWare 7 allows local users to gain root privileges via a long -S (scheme) command line argument.
How severe is CVE-2001-1063?: CVE-2001-1063 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2001-1063 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1063?: CVE-2001-1063 primarily affects Caldera Unixware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1063?: 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-2001-1063 published?: CVE-2001-1063 was published on 2001-08-31 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:caldera:unixware:7:*:*:*:*:*:*:*
cpe:2.3:o:caldera:openunix:8.0:*:*:*:*:*:*:*

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