CVE-1999-1449

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: —
EPSS: 16.1%
KEV: Not listed

Published

May 19, 1997

Last Modified

April 16, 2026

References (4)

cve@mitrehttp://oamk.fi/~jukkao/bugtraq/before-971202/0498.html
cve@mitrehttp://www.insecure.org/sploits/sunos.dev.tcx0.write.wierd.shit.to.device.bug.html
af854a3a-2127-422b-91ae-364da2661108http://oamk.fi/~jukkao/bugtraq/before-971202/0498.html
af854a3a-2127-422b-91ae-364da2661108http://www.insecure.org/sploits/sunos.dev.tcx0.write.wierd.shit.to.device.bug.html

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Frequently asked(4)

What is CVE-1999-1449?

CVE-1999-1449 is a none vulnerability published on May 19, 1997. 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.

When was CVE-1999-1449 disclosed?

CVE-1999-1449 was first published in the National Vulnerability Database on May 19, 1997, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-1999-1449 actively exploited?

CVE-1999-1449 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-1999-1449?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-1999-1449, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-1999-1449

Explore →

Is Your Infrastructure Affected by CVE-1999-1449?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-1999-1449

📅 Published

🔄 Last Modified

🔗 References (4)