{"id":"CVE-1999-1253","title":"Vulnerability in a kernel error handling routine in SCO OpenServer 5.0.2 and earlier, and SCO Internet FastStart 1.0, allows local users to gain root privileges.","summary":"Vulnerability in a kernel error handling routine in SCO OpenServer 5.0.2 and earlier, and SCO Internet FastStart 1.0, allows local users to gain root privileges.","severity":"high","cvss":7.2,"cvssVector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","published":"1996-06-07","updated":"2026-06-16","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-1999-1253","references":[{"url":"ftp://ftp.sco.com/SSE/security_bulletins/SB.96:01a","label":"cve@mitre.org"},{"url":"http://www.cert.org/vendor_bulletins/VB-96.10.sco","label":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1965","label":"cve@mitre.org"},{"url":"ftp://ftp.sco.com/SSE/security_bulletins/SB.96:01a","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.cert.org/vendor_bulletins/VB-96.10.sco","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1965","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00386,"epssPercentile":0.32438,"ingestedAt":"2026-06-22T15:59:08.078Z","slug":"CVE-1999-1253","body":"## Overview\n\nVulnerability in a kernel error handling routine in SCO OpenServer 5.0.2 and earlier, and SCO Internet FastStart 1.0, allows local users to gain root privileges.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":39.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}