All the vulnerabilites related to Avast - Free Antivirus
cve-2024-7227
Vulnerability from cvelistv5
Published
2024-11-22 21:11
Modified
2024-11-22 21:11
Severity ?
7.8 (High) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability
References
https://www.zerodayinitiative.com/advisories/ZDI-24-1003/x_research-advisory
Impacted products
AvastFree Antivirus
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Free Antivirus",
          "vendor": "Avast",
          "versions": [
            {
              "status": "affected",
              "version": "23.9.6082"
            }
          ]
        }
      ],
      "dateAssigned": "2024-07-29T15:22:38.069-05:00",
      "datePublic": "2024-07-29T16:36:47.293-05:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges 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 delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22272."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-22T21:11:51.625Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-24-1003",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-1003/"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Nicholas Zubrisky and Michael DePlante (@izobashi) of Trend Micro\u0027s Zero Day Initiative"
      },
      "title": "Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2024-7227",
    "datePublished": "2024-11-22T21:11:51.625Z",
    "dateReserved": "2024-07-29T20:22:38.024Z",
    "dateUpdated": "2024-11-22T21:11:51.625Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

cve-2024-7233
Vulnerability from cvelistv5
Published
2024-11-22 21:11
Modified
2024-11-22 21:11
Severity ?
7.8 (High) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability
References
https://www.zerodayinitiative.com/advisories/ZDI-24-1005/x_research-advisory
Impacted products
AvastFree Antivirus
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Free Antivirus",
          "vendor": "Avast",
          "versions": [
            {
              "status": "affected",
              "version": "24.2.6105 (build 24.2.8918.827)"
            }
          ]
        }
      ],
      "dateAssigned": "2024-07-29T15:24:48.488-05:00",
      "datePublic": "2024-07-29T16:37:04.565-05:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges 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 delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-23731."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-22T21:11:59.586Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-24-1005",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-1005/"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Naor Hodorov"
      },
      "title": "Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2024-7233",
    "datePublished": "2024-11-22T21:11:59.586Z",
    "dateReserved": "2024-07-29T20:24:48.461Z",
    "dateUpdated": "2024-11-22T21:11:59.586Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

cve-2024-7228
Vulnerability from cvelistv5
Published
2024-11-22 21:11
Modified
2024-11-23 01:26
Severity ?
6.1 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Summary
Avast Free Antivirus Link Following Denial-of-Service Vulnerability
References
https://www.zerodayinitiative.com/advisories/ZDI-24-999/x_research-advisory
Impacted products
AvastFree Antivirus
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-7228",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-23T01:17:47.867142Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-23T01:26:25.282Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Free Antivirus",
          "vendor": "Avast",
          "versions": [
            {
              "status": "affected",
              "version": "23.11.6090 Build 23.11.8365.809"
            }
          ]
        }
      ],
      "dateAssigned": "2024-07-29T15:22:57.122-05:00",
      "datePublic": "2024-07-29T16:36:23.106-05:00",
      "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."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-22T21:11:37.314Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
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      "references": [
        {
          "name": "ZDI-24-999",
          "tags": [
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          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-999/"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Nicholas Zubrisky (@NZubrisky) and Michael DePlante (@izobashi) of Trend Micro\u0027s Zero Day Initiative"
      },
      "title": "Avast Free Antivirus Link Following Denial-of-Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
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    "datePublished": "2024-11-22T21:11:37.314Z",
    "dateReserved": "2024-07-29T20:22:57.091Z",
    "dateUpdated": "2024-11-23T01:26:25.282Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

cve-2024-7232
Vulnerability from cvelistv5
Published
2024-11-22 21:11
Modified
2024-11-22 21:11
Severity ?
7.8 (High) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability
References
https://www.zerodayinitiative.com/advisories/ZDI-24-1004/x_research-advisory
Impacted products
AvastFree Antivirus
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Free Antivirus",
          "vendor": "Avast",
          "versions": [
            {
              "status": "affected",
              "version": "23.12.6094 (build 23.12.8700.813)"
            }
          ]
        }
      ],
      "dateAssigned": "2024-07-29T15:24:25.887-05:00",
      "datePublic": "2024-07-29T16:36:52.579-05:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges 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 delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22963."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-22T21:11:55.180Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-24-1004",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-1004/"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Nicholas Zubrisky (@NZubrisky) and Michael DePlante (@izobashi) of Trend Micro\u0027s Zero Day Initiative"
      },
      "title": "Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2024-7232",
    "datePublished": "2024-11-22T21:11:55.180Z",
    "dateReserved": "2024-07-29T20:24:25.856Z",
    "dateUpdated": "2024-11-22T21:11:55.180Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}