How severe is CVE-1999-0831?

CVE-1999-0831 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-0831 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0831?

CVE-1999-0831 primarily affects Cobalt Qube. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0831?

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

When was CVE-1999-0831 published?

CVE-1999-0831 was published on 1999-11-19 and last updated on 2026-06-16.

CVE-1999-0831

CVE-1999-0831 is a medium-severity vulnerability in Cobalt Qube 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

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cobalt Qube
Published: 1999-11-19
Last modified: 2026-06-16

Description

Denial of service in Linux syslogd via a large number of connections.

Frequently asked questions

What is CVE-1999-0831?: Denial of service in Linux syslogd via a large number of connections.
How severe is CVE-1999-0831?: CVE-1999-0831 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0831 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0831?: CVE-1999-0831 primarily affects Cobalt Qube. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0831?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0831 published?: CVE-1999-0831 was published on 1999-11-19 and last updated on 2026-06-16.

References

Affected products (8)

cpe:2.3:a:cobalt:qube:1.0:*:*:*:*:*:*:*
cpe:2.3:a:cobalt:qube:2.0:*:*:*:*:*:*:*
cpe:2.3:a:sun:cobalt_raq:1.1:*:*:*:*:*:*:*
cpe:2.3:h:sun:cobalt_raq_2:*:*:*:*:*:*:*:*
cpe:2.3:h:sun:cobalt_raq_3i:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:2.2:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:6.2:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:6.3:*:*:*:*:*:*:*

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