How severe is CVE-1999-1449?

CVE-1999-1449 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-1999-1449 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1449?

CVE-1999-1449 affects Sun Sunos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1449?

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

When was CVE-1999-1449 published?

CVE-1999-1449 was published on 1997-05-19 and last updated on 2026-06-16.

CVE-1999-1449

CVE-1999-1449 is a low-severity vulnerability in Sun Sunos 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: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sun Sunos
Published: 1997-05-19
Last modified: 2026-06-16

Description

SunOS 4.1.4 on a Sparc 20 machine allows local users to cause a denial of service (kernel panic) by reading from the /dev/tcx0 TCX device.

Frequently asked questions

What is CVE-1999-1449?: SunOS 4.1.4 on a Sparc 20 machine allows local users to cause a denial of service (kernel panic) by reading from the /dev/tcx0 TCX device.
How severe is CVE-1999-1449?: CVE-1999-1449 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-1999-1449 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1449?: CVE-1999-1449 affects Sun Sunos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1449?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1449 published?: CVE-1999-1449 was published on 1997-05-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:sun:sunos:4.1.4:*:*:*:*:*:*:*

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