{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-7228", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2024-07-29T20:22:57.091Z", "datePublished": "2024-11-22T21:11:37.314Z", "dateUpdated": "2024-11-23T01:26:25.282Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2024-11-22T21:11:37.314Z"}, "title": "Avast Free Antivirus Link Following Denial-of-Service Vulnerability", "descriptions": [{"lang": "en", "value": "Avast Free Antivirus Link Following Denial-of-Service Vulnerability. This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.\n\nThe specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to create a folder. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-22806."}], "affected": [{"vendor": "Avast", "product": "Free Antivirus", "versions": [{"version": "23.11.6090 Build 23.11.8365.809", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-59", "description": "CWE-59: Improper Link Resolution Before File Access ('Link Following')", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-24-999/", "name": "ZDI-24-999", "tags": ["x_research-advisory"]}], "dateAssigned": "2024-07-29T15:22:57.122-05:00", "datePublic": "2024-07-29T16:36:23.106-05:00", "source": {"lang": "en", "value": "Nicholas Zubrisky (@NZubrisky) and Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H", "baseScore": 6.1, "baseSeverity": "MEDIUM"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-7228", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-11-23T01:17:47.867142Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-23T01:26:25.282Z"}}]}}

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{"descriptions": [{"lang": "en", "value": "Avast Free Antivirus Link Following Denial-of-Service Vulnerability. This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.\n\nThe specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to create a folder. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-22806."}], "id": "CVE-2024-7228", "lastModified": "2024-11-22T22:15:15.417", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 4.2, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}, "published": "2024-11-22T22:15:15.417", "references": [{"source": "zdi-disclosures@trendmicro.com", "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-999/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "zdi-disclosures@trendmicro.com", "type": "Primary"}]}

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