CVE-2023-31438

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:systemd_project:systemd:253:-:*:*:*:*:*:*", "matchCriteriaId": "733DE777-9802-4CB6-8B03-6B6295BCE29D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [{"sourceIdentifier": "cve@mitre.org", "tags": ["disputed"]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in systemd 253. An attacker can truncate a sealed log file and then resume log sealing such that checking the integrity shows no error, despite modifications. NOTE: the vendor reportedly sent \"a reply denying that any of the finding was a security vulnerability.\""}], "id": "CVE-2023-31438", "lastModified": "2026-06-17T05:56:57.360", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-06-13T17:15:14.707", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/kastel-security/Journald"}, {"source": "cve@mitre.org", "tags": ["Technical Description"], "url": "https://github.com/kastel-security/Journald/blob/main/journald-publication.pdf"}, {"source": "cve@mitre.org", "url": "https://github.com/systemd/systemd/pull/28886"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/systemd/systemd/releases"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/kastel-security/Journald"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description"], "url": "https://github.com/kastel-security/Journald/blob/main/journald-publication.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/systemd/systemd/pull/28886"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/systemd/systemd/releases"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-354"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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