{"id":"CVE-1999-1034","title":"Vulnerability in login in AT&T System V Release 4 allows local users to gain privileges.","summary":"Vulnerability in login in AT&T System V Release 4 allows local users to gain privileges.","severity":"high","cvss":7.2,"cvssVector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","published":"1991-05-23","updated":"2026-06-16","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-1999-1034","references":[{"url":"http://www.cert.org/advisories/CA-1991-08.html","label":"cve@mitre.org"},{"url":"http://www.ciac.org/ciac/bulletins/b-28.shtml","label":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/23","label":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/583","label":"cve@mitre.org"},{"url":"http://www.cert.org/advisories/CA-1991-08.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ciac.org/ciac/bulletins/b-28.shtml","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/23","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/583","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00411,"epssPercentile":0.34936,"ingestedAt":"2026-06-19T03:39:00.687Z","slug":"CVE-1999-1034","body":"## Overview\n\nVulnerability in login in AT&T System V Release 4 allows local users to gain 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":[]}