{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T06:54:42.836","vulnerabilities":[{"cve":{"id":"CVE-2018-1000857","sourceIdentifier":"cve@mitre.org","published":"2018-12-20T17:29:00.410","lastModified":"2024-11-21T03:40:30.563","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible."},{"lang":"es","value":"log-user-session, en versiones 0.7 y anteriores, contiene una vulnerabilidad de salto de directorio en el binario Main SUID en /usr/local/bin/log-user-session que puede resultar en que un usuario eleve sus privilegios a root. El ataque parece ser explotable mediante un usuario malicioso sin privilegios que ejecute el binario vulnerable/variable de entorno (remoto). También es posible manipular un shell-shock similar."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C","baseScore":9.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":8.0,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-22"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:open-systems:log-user-session:*:*:*:*:*:*:*:*","versionEndIncluding":"0.7","matchCriteriaId":"0EFCF556-C03E-4788-AAA4-B904D03D638D"}]}]}],"references":[{"url":"https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/","source":"cve@mitre.org","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}