.3 and 3.3.1 does not properly set the group ID to the group ID of the user who started Mail, which allows local users to read the mail of other users. NIST National Vulnerability Database (NVD) -- services.nvd.nist.gov (CVE / CVSS / CPE). {"cve":{"id":"CVE-1999-1554","sourceIdentifier":"cve@mitre.org","published":"1990-10-31T05:00:00.000","lastModified":"2026-06-16T21:50:42.350","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"/usr/sbin/Mail on SGI IRIX 3.3 and 3.3.1 does not properly set the group ID to the group ID of the user who started Mail, which allows local users to read the mail of other users."}],"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:P/I:N/A:N","baseScore":2.1,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"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:sgi:irix:3.3:*:*:*:*:*:*:*","matchCriteriaId":"41D0212C-EA41-4DF3-9A93-4559545BCD7B"},{"vulnerable":true,"criteria":"cpe:2.3:o:sgi:irix:3.3.1:*:*:*:*:*:*:*","matchCriteriaId":"3567046C-FE3F-424D-A1B0-D7A43D00B79F"}]}]}],"references":[{"url":"http://www.cert.org/advisories/CA-1990-08.html","source":"cve@mitre.org","tags":["Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.iss.net/security_center/static/3164.php","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/13","source":"cve@mitre.org","tags":["Patch","Vendor Advisory"]},{"url":"http://www.cert.org/advisories/CA-1990-08.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.iss.net/security_center/static/3164.php","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/13","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}},