{"api_version":"1","generated_at":"2026-04-23T04:33:08+00:00","cve":"CVE-2020-28588","urls":{"html":"https://cve.report/CVE-2020-28588","api":"https://cve.report/api/cve/CVE-2020-28588.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-28588","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-28588"},"summary":{"title":"CVE-2020-28588","description":"An information disclosure vulnerability exists in the /proc/pid/syscall functionality of Linux Kernel 5.1 Stable and 5.4.66. More specifically, this issue has been introduced in v5.1-rc4 (commit 631b7abacd02b88f4b0795c08b54ad4fc3e7c7c0) and is still present in v5.10-rc4, so it’s likely that all versions in between are affected. 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More specifically, this issue has been introduced in v5.1-rc4 (commit 631b7abacd02b88f4b0795c08b54ad4fc3e7c7c0) and is still present in v5.10-rc4, so it’s likely that all versions in between are affected. An attacker can read /proc/pid/syscall to trigger this vulnerability, which leads to the kernel leaking memory contents."}]},"impact":{"cvss":{"baseScore":4,"baseSeverity":"Medium","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.0"}}},"nvd":{"publishedDate":"2021-05-10 19:15:00","lastModifiedDate":"2022-06-07 18:39:00","problem_types":["CWE-681"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:N/A:N","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":2.1},"severity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:5.9.8:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:5.4.66:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:5.10:rc4:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"28588","Ordinal":"191150","Title":"CVE-2020-28588","CVE":"CVE-2020-28588","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"28588","Ordinal":"1","NoteData":"An information disclosure vulnerability exists in the /proc/pid/syscall functionality of Linux Kernel 5.1 Stable and 5.4.66. More specifically, this issue has been introduced in v5.1-rc4 (commit 631b7abacd02b88f4b0795c08b54ad4fc3e7c7c0) and is still present in v5.10-rc4, so it’s likely that all versions in between are affected. An attacker can read /proc/pid/syscall to trigger this vulnerability, which leads to the kernel leaking memory contents.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"28588","Ordinal":"2","NoteData":"2021-05-10","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"28588","Ordinal":"3","NoteData":"2021-05-10","Type":"Other","Title":"Modified"}]}}}