{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-30T06:47:11.132","vulnerabilities":[{"cve":{"id":"CVE-2021-3155","sourceIdentifier":"security@ubuntu.com","published":"2022-02-17T23:15:07.337","lastModified":"2024-11-21T06:21:00.923","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1"},{"lang":"es","value":"snapd versiones 2.54.2 y anteriores, creaban directorios ~/snap en los directorios personales de usuarios sin especificar los permisos de sólo propietario. Esto podía permitir a un atacante local leer información que debería ser privada. Corregido en snapd versiones 2.54.3+18.04, 2.54.3+20.04 y 2.54.3+21.10.1"}],"metrics":{"cvssMetricV31":[{"source":"security@ubuntu.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","baseScore":3.8,"baseSeverity":"LOW","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.0,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.8,"impactScore":3.6}],"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":"security@ubuntu.com","type":"Secondary","description":[{"lang":"en","value":"CWE-276"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-276"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:canonical:snapd:*:*:*:*:*:*:*:*","versionEndExcluding":"2.54.3","matchCriteriaId":"92201D07-90D7-445F-B474-85BFE8C31AAA"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","matchCriteriaId":"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","matchCriteriaId":"902B8056-9E37-443B-8905-8AA93E2447FB"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:*:*:*:*","matchCriteriaId":"AAE4D2D0-CEEB-416F-8BC5-A7987DF56190"}]}]}],"references":[{"url":"https://github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85","source":"security@ubuntu.com","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dcca","source":"security@ubuntu.com","tags":["Patch","Third Party Advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5292-1","source":"security@ubuntu.com","tags":["Patch","Vendor Advisory"]},{"url":"https://github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dcca","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5292-1","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}