{"id":"CVE-2024-7228","state":"PUBLISHED","title":"Avast Free Antivirus Link Following Denial-of-Service Vulnerability","description":"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.","publishedAt":"2024-11-22T21:11:37.314Z","updatedAt":"2024-11-23T01:26:25.282Z","severity":{"score":6.1,"label":"Medium","version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H","source":"zdi"},"assigner":"zdi","products":["Avast Free Antivirus"],"affected":[{"vendor":"Avast","product":"Free Antivirus","defaultStatus":"unknown","versions":[{"version":"23.11.6090 Build 23.11.8365.809","status":"affected"}]}],"references":["https://www.zerodayinitiative.com/advisories/ZDI-24-999/"],"weaknesses":["CWE-59"],"ingestedAt":"2026-10-29T20:08:20.985Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/7xxx/CVE-2024-7228.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-7228","state":"PUBLISHED","datePublished":"2024-11-22T21:11:37.314Z","dateUpdated":"2024-11-23T01:26:25.282Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2024-07-29T20:22:57.091Z"},"containers":{"cna":{"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","defaultStatus":"unknown","versions":[{"version":"23.11.6090 Build 23.11.8365.809","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-24-999/","name":"ZDI-24-999","tags":["x_research-advisory"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-59","lang":"en","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","type":"CWE"}]}],"providerMetadata":{"shortName":"zdi","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateUpdated":"2024-11-22T21:11:37.314Z"},"dateAssigned":"2024-07-29T20:22:57.122Z","datePublic":"2024-07-29T21:36:23.106Z","source":{"lang":"en","value":"Nicholas Zubrisky (@NZubrisky) and Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative"}},"adp":[{"title":"CISA ADP Vulnrichment","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"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-11-23T01:26:25.282Z"}}]}}}