.5.1 and earlier allows local users to gain root privileges via a long command line argument. NIST National Vulnerability Database (NVD) -- services.nvd.nist.gov (CVE / CVSS / CPE). {"cve":{"id":"CVE-1999-1191","sourceIdentifier":"cve@mitre.org","published":"1997-05-19T04:00:00.000","lastModified":"2026-06-16T21:49:54.743","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Buffer overflow in chkey in Solaris 2.5.1 and earlier allows local users to gain root privileges via a long command line argument."}],"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:solaris:2.4:*:x86:*:*:*:*:*","matchCriteriaId":"1F881110-7B54-49DA-B23A-710273430C44"},{"vulnerable":true,"criteria":"cpe:2.3:o:sun:solaris:2.5:*:x86:*:*:*:*:*","matchCriteriaId":"200D8CB2-0D52-40A8-9CD9-6E4513605201"},{"vulnerable":true,"criteria":"cpe:2.3:o:sun:solaris:2.5.1:*:x86:*:*:*:*:*","matchCriteriaId":"F66BAF35-A8B9-4E95-B270-444206FDD35B"},{"vulnerable":true,"criteria":"cpe:2.3:o:sun:sunos:*:*:*:*:*:*:*:*","versionEndIncluding":"5.5.1","matchCriteriaId":"FB3AF849-6EC6-4C9A-B4AB-91C871FD205B"},{"vulnerable":true,"criteria":"cpe:2.3:o:sun:sunos:5.4:*:*:*:*:*:*:*","matchCriteriaId":"7AAC8954-74A8-4FE3-ABE7-57DA041D9D8F"},{"vulnerable":true,"criteria":"cpe:2.3:o:sun:sunos:5.5:*:*:*:*:*:*:*","matchCriteriaId":"5B72953B-E873-4E44-A3CF-12D770A0D416"}]}]}],"references":[{"url":"ftp://ftp.auscert.org.au/pub/auscert/advisory/AA-97.18.solaris.chkey.buffer.overflow.vul","source":"cve@mitre.org","tags":["Patch","Third Party Advisory","US Government Resource"]},{"url":"http://marc.info/?l=bugtraq&m=87602167418335&w=2","source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/144","source":"cve@mitre.org","tags":["Patch","Vendor Advisory"]},{"url":"http://www.iss.net/security_center/static/7442.php","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/207","source":"cve@mitre.org","tags":["Exploit","Patch","Vendor Advisory"]},{"url":"ftp://ftp.auscert.org.au/pub/auscert/advisory/AA-97.18.solaris.chkey.buffer.overflow.vul","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory","US Government Resource"]},{"url":"http://marc.info/?l=bugtraq&m=87602167418335&w=2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/144","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]},{"url":"http://www.iss.net/security_center/static/7442.php","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/207","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Patch","Vendor Advisory"]}]}},