cve-2021-25481
Vulnerability from cvelistv5
Published
2021-10-06 17:09
Modified
2024-08-03 20:03
Severity ?
6.4 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
An improper error handling in Exynos CP booting driver prior to SMR Oct-2021 Release 1 allows local attackers to bypass a Secure Memory Protector of Exynos CP Memory.
References
mobile.security@samsung.comhttps://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10Vendor Advisory
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:03:05.802Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Samsung Mobile Devices",
          "vendor": "Samsung Mobile",
          "versions": [
            {
              "lessThan": "SMR Oct-2021 Release 1",
              "status": "affected",
              "version": "O(8.1), P(9.0), Q(10.0), R(11.0)",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An improper error handling in Exynos CP booting driver prior to SMR Oct-2021 Release 1 allows local attackers to bypass a Secure Memory Protector of Exynos CP Memory."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-754",
              "description": "CWE-754: Improper Check for Unusual or Exceptional Conditions",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-06T17:09:34",
        "orgId": "3af57064-a867-422c-b2ad-40307b65c458",
        "shortName": "Samsung Mobile"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "mobile.security@samsung.com",
          "ID": "CVE-2021-25481",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Samsung Mobile Devices",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "O(8.1), P(9.0), Q(10.0), R(11.0)",
                            "version_value": "SMR Oct-2021 Release 1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Samsung Mobile"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An improper error handling in Exynos CP booting driver prior to SMR Oct-2021 Release 1 allows local attackers to bypass a Secure Memory Protector of Exynos CP Memory."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-754: Improper Check for Unusual or Exceptional Conditions"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10",
              "refsource": "MISC",
              "url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10"
            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "3af57064-a867-422c-b2ad-40307b65c458",
    "assignerShortName": "Samsung Mobile",
    "cveId": "CVE-2021-25481",
    "datePublished": "2021-10-06T17:09:34",
    "dateReserved": "2021-01-19T00:00:00",
    "dateUpdated": "2024-08-03T20:03:05.802Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-25481\",\"sourceIdentifier\":\"mobile.security@samsung.com\",\"published\":\"2021-10-06T18:15:09.267\",\"lastModified\":\"2024-11-21T05:55:04.783\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An improper error handling in Exynos CP booting driver prior to SMR Oct-2021 Release 1 allows local attackers to bypass a Secure Memory Protector of Exynos CP Memory.\"},{\"lang\":\"es\",\"value\":\"Un manejo inapropiado de errores en Exynos CP booting driver versiones anteriores a SMR Oct-2021 Release 1, permite a atacantes locales omitir un protector de memoria seguro de la memoria de Exynos CP\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"mobile.security@samsung.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":6.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.5,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":6.7,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"mobile.security@samsung.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-754\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-754\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B06BE74B-83F4-41A3-8AD3-2E6248F7B0B2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8DFAAD08-36DA-4C95-8200-C29FE5B6B854\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D558D965-FA70-4822-A770-419E73BA9ED3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"109DD7FD-3A48-4C3D-8E1A-4433B98E1E64\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:samsung:exynos:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E04D5D21-1755-4766-8302-A0BE61EE9F43\"}]}]}],\"references\":[{\"url\":\"https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10\",\"source\":\"mobile.security@samsung.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


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.
  • 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.