.5.x allows local users to execute arbitrary commands via a .. (dot dot) attack. NIST National Vulnerability Database (NVD) -- services.nvd.nist.gov (CVE / CVSS / CPE). {"cve":{"id":"CVE-1999-0958","sourceIdentifier":"cve@mitre.org","published":"1998-01-12T05:00:00.000","lastModified":"2026-06-16T21:49:24.480","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"sudo 1.5.x allows local users to execute arbitrary commands via a .. (dot dot) attack."}],"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:a:todd_miller:sudo:1.5:*:*:*:*:*:*:*","matchCriteriaId":"9D796959-61D2-42D5-BF93-1A93AE1392BC"},{"vulnerable":true,"criteria":"cpe:2.3:a:todd_miller:sudo:1.5.2:*:*:*:*:*:*:*","matchCriteriaId":"61D6855B-2B49-4695-9C8F-38CBE95E115A"},{"vulnerable":true,"criteria":"cpe:2.3:a:todd_miller:sudo:1.5.3:*:*:*:*:*:*:*","matchCriteriaId":"E8D768E6-6B55-448E-B6B6-58391971CA86"}]}]}],"references":[{"url":"http://marc.info/?l=bugtraq&m=88465708614896&w=2","source":"cve@mitre.org"},{"url":"http://marc.info/?l=bugtraq&m=88465708614896&w=2","source":"af854a3a-2127-422b-91ae-364da2661108"}]}},