lows local users to gain root access if it is writable by users other than root. NIST National Vulnerability Database (NVD) -- services.nvd.nist.gov (CVE / CVSS / CPE). {"cve":{"id":"CVE-1999-0120","sourceIdentifier":"cve@mitre.org","published":"1994-03-21T05:00:00.000","lastModified":"2026-06-16T21:47:37.890","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Sun/Solaris utmp file allows local users to gain root access if it is writable by users other than root."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":3.9,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":true,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:sun:sunos:-:*:*:*:*:*:*:*","matchCriteriaId":"369207B4-96FA-4324-9445-98FAE8ECF5DB"},{"vulnerable":true,"criteria":"cpe:2.3:o:sun:sunos:4.1:*:*:*:*:*:*:*","matchCriteriaId":"B5955AC0-3036-4943-B6BD-52DD3E039089"}]}]}],"references":[{"url":"http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/126","source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/126","source":"af854a3a-2127-422b-91ae-364da2661108"}]}},