How severe is CVE-2000-0531?

CVE-2000-0531 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2000-0531 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0531?

CVE-2000-0531 primarily affects Caldera Openlinux. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-0531?

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

When was CVE-2000-0531 published?

CVE-2000-0531 was published on 1999-11-23 and last updated on 2026-06-16.

CVE-2000-0531

CVE-2000-0531 is a low-severity vulnerability in Caldera Openlinux with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Caldera Openlinux
Published: 1999-11-23
Last modified: 2026-06-16

Description

Linux gpm program allows local users to cause a denial of service by flooding the /dev/gpmctl device with STREAM sockets.

Frequently asked questions

What is CVE-2000-0531?: Linux gpm program allows local users to cause a denial of service by flooding the /dev/gpmctl device with STREAM sockets.
How severe is CVE-2000-0531?: CVE-2000-0531 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2000-0531 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0531?: CVE-2000-0531 primarily affects Caldera Openlinux. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0531?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-0531 published?: CVE-2000-0531 was published on 1999-11-23 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:o:caldera:openlinux:2.3:*:*:*:*:*:*:*
cpe:2.3:o:caldera:openlinux:2.4:*:*:*:*:*:*:*
cpe:2.3:o:caldera:openlinux_eserver:2.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux:6.0:*:i386:*:*:*:*:*
cpe:2.3:o:redhat:linux:6.1:*:i386:*:*:*:*:*

More vulnerabilities in Caldera Openlinux

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CVE-2000-0491 — Critical (CVSS 10.0): Buffer overflow in the XDMCP parsing code of GNOME gdm, KDE kdm, and wdm allows remote attackers to execute arbitrary…
CVE-1999-0879 — Critical (CVSS 10.0): Buffer overflow in WU-FTPD and related FTP servers allows remote attackers to gain root privileges via macro variables…
CVE-2000-0374 — Critical (CVSS 10.0): The default configuration of kdm in Caldera and Mandrake Linux, and possibly other distributions, allows XDMCP…

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