CVE-2025-10905 (GCVE-0-2025-10905)
Vulnerability from cvelistv5
Published
2025-11-11 15:52
Modified
2025-11-12 20:02
Severity ?
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-693 - Protection Mechanism Failure
Summary
Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.
References
Impacted products
Vendor Product Version
Avast Free Antivirus Version: 0   < 25.9
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-10905",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-12T14:53:59.467133Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-12T20:02:46.735Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Free Antivirus",
          "vendor": "Avast",
          "versions": [
            {
              "lessThan": "25.9",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Dongchan Seo"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Collision in MiniFilter driver\u0026nbsp;in Avast Software Avast Free Antivirus\u0026nbsp; before 25.9\u0026nbsp; on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.\u003cbr\u003e"
            }
          ],
          "value": "Collision in MiniFilter driver\u00a0in Avast Software Avast Free Antivirus\u00a0 before 25.9\u00a0 on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-578",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-578 Disable Security Software"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-693",
              "description": "CWE-693 Protection Mechanism Failure",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-11T15:52:21.984Z",
        "orgId": "dbd8429d-f261-4b1e-94cc-ae3132817e2e",
        "shortName": "NLOK"
      },
      "references": [
        {
          "url": "https://www.gendigital.com/us/en/contact-us/security-advisories/)"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Upgrade to Avast 25.9 or newer"
            }
          ],
          "value": "Upgrade to Avast 25.9 or newer"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Collision in minifilter driver of Avast Free Antivirus results in disabling of real-time protection",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "dbd8429d-f261-4b1e-94cc-ae3132817e2e",
    "assignerShortName": "NLOK",
    "cveId": "CVE-2025-10905",
    "datePublished": "2025-11-11T15:52:21.984Z",
    "dateReserved": "2025-09-24T07:22:13.596Z",
    "dateUpdated": "2025-11-12T20:02:46.735Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-10905\",\"sourceIdentifier\":\"security@nortonlifelock.com\",\"published\":\"2025-11-11T16:15:37.967\",\"lastModified\":\"2025-11-12T16:19:34.210\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Collision in MiniFilter driver\u00a0in Avast Software Avast Free Antivirus\u00a0 before 25.9\u00a0 on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@nortonlifelock.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":4.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"security@nortonlifelock.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-693\"}]}],\"references\":[{\"url\":\"https://www.gendigital.com/us/en/contact-us/security-advisories/)\",\"source\":\"security@nortonlifelock.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-10905\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-11-12T14:53:59.467133Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-11-12T14:54:01.137Z\"}}], \"cna\": {\"title\": \"Collision in minifilter driver of Avast Free Antivirus results in disabling of real-time protection\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"Dongchan Seo\"}], \"impacts\": [{\"capecId\": \"CAPEC-578\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-578 Disable Security Software\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 4.4, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"HIGH\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Avast\", \"product\": \"Free Antivirus\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"25.9\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows\"], \"defaultStatus\": \"unaffected\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Upgrade to Avast 25.9 or newer\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Upgrade to Avast 25.9 or newer\", \"base64\": false}]}], \"references\": [{\"url\": \"https://www.gendigital.com/us/en/contact-us/security-advisories/)\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.5.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Collision in MiniFilter driver\\u00a0in Avast Software Avast Free Antivirus\\u00a0 before 25.9\\u00a0 on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Collision in MiniFilter driver\u0026nbsp;in Avast Software Avast Free Antivirus\u0026nbsp; before 25.9\u0026nbsp; on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.\u003cbr\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-693\", \"description\": \"CWE-693 Protection Mechanism Failure\"}]}], \"providerMetadata\": {\"orgId\": \"dbd8429d-f261-4b1e-94cc-ae3132817e2e\", \"shortName\": \"NLOK\", \"dateUpdated\": \"2025-11-11T15:52:21.984Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-10905\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-12T20:02:46.735Z\", \"dateReserved\": \"2025-09-24T07:22:13.596Z\", \"assignerOrgId\": \"dbd8429d-f261-4b1e-94cc-ae3132817e2e\", \"datePublished\": \"2025-11-11T15:52:21.984Z\", \"assignerShortName\": \"NLOK\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.