CVE-1999-1506

CVE-1999-1506 is a none vulnerability published on January 29, 1990. Vulnerability in SMI Sendmail 4.0 and earlier, on SunOS up to 4.0.3, allows remote attackers to access user bin.

CVE-1999-1506 was first published in the National Vulnerability Database on January 29, 1990, 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.

CVE-1999-1506 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 76.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-1999-1506, 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.