VAR-202110-0156

Vulnerability from variot - Updated: 2023-12-18 13:51

An information disclosure vulnerability in Widevine TA log prior to SMR Oct-2021 Release 1 allows attackers to bypass the ASLR protection mechanism in TEE. Samsung Widevine TA is a DRM digital rights management feature in Samsung mobile devices.

Samsung Widevine TA has an information leakage vulnerability. This vulnerability is caused by information leakage in the Widevine TA log

Show details on source website
To clipboard 

{
  "@context": {
    "@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
    "affected_products": {
      "@id": "https://www.variotdbs.pl/ref/affected_products"
    },
    "configurations": {
      "@id": "https://www.variotdbs.pl/ref/configurations"
    },
    "credits": {
      "@id": "https://www.variotdbs.pl/ref/credits"
    },
    "cvss": {
      "@id": "https://www.variotdbs.pl/ref/cvss/"
    },
    "description": {
      "@id": "https://www.variotdbs.pl/ref/description/"
    },
    "exploit_availability": {
      "@id": "https://www.variotdbs.pl/ref/exploit_availability/"
    },
    "external_ids": {
      "@id": "https://www.variotdbs.pl/ref/external_ids/"
    },
    "iot": {
      "@id": "https://www.variotdbs.pl/ref/iot/"
    },
    "iot_taxonomy": {
      "@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
    },
    "patch": {
      "@id": "https://www.variotdbs.pl/ref/patch/"
    },
    "problemtype_data": {
      "@id": "https://www.variotdbs.pl/ref/problemtype_data/"
    },
    "references": {
      "@id": "https://www.variotdbs.pl/ref/references/"
    },
    "sources": {
      "@id": "https://www.variotdbs.pl/ref/sources/"
    },
    "sources_release_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_release_date/"
    },
    "sources_update_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_update_date/"
    },
    "threat_type": {
      "@id": "https://www.variotdbs.pl/ref/threat_type/"
    },
    "title": {
      "@id": "https://www.variotdbs.pl/ref/title/"
    },
    "type": {
      "@id": "https://www.variotdbs.pl/ref/type/"
    }
  },
  "@id": "https://www.variotdbs.pl/vuln/VAR-202110-0156",
  "affected_products": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/affected_products#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "model": "android",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "google",
        "version": "10.0"
      },
      {
        "model": "android",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "google",
        "version": "11.0"
      },
      {
        "model": "mobile devices r",
        "scope": null,
        "trust": 0.6,
        "vendor": "samsung",
        "version": null
      },
      {
        "model": "mobile devices q",
        "scope": null,
        "trust": 0.6,
        "vendor": "samsung",
        "version": null
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      }
    ]
  },
  "configurations": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/configurations#",
      "children": {
        "@container": "@list"
      },
      "cpe_match": {
        "@container": "@list"
      },
      "data": {
        "@container": "@list"
      },
      "nodes": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "vulnerable": true
                  },
                  {
                    "cpe23Uri": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "vulnerable": true
                  }
                ],
                "operator": "OR"
              },
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:h:samsung:exynos:-:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "vulnerable": false
                  }
                ],
                "operator": "OR"
              }
            ],
            "cpe_match": [],
            "operator": "AND"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      }
    ]
  },
  "cve": "CVE-2021-25476",
  "cvss": {
    "@context": {
      "cvssV2": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
      },
      "cvssV3": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
      },
      "severity": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/cvss/severity#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/severity"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "cvssV2": [
          {
            "acInsufInfo": false,
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "author": "NVD",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "exploitabilityScore": 3.9,
            "impactScore": 2.9,
            "integrityImpact": "NONE",
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "severity": "LOW",
            "trust": 1.0,
            "userInteractionRequired": false,
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "author": "CNVD",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "exploitabilityScore": 3.9,
            "id": "CNVD-2023-73946",
            "impactScore": 2.9,
            "integrityImpact": "NONE",
            "severity": "LOW",
            "trust": 0.6,
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          {
            "acInsufInfo": null,
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "author": "VULMON",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "exploitabilityScore": 3.9,
            "id": "CVE-2021-25476",
            "impactScore": 2.9,
            "integrityImpact": "NONE",
            "obtainAllPrivilege": null,
            "obtainOtherPrivilege": null,
            "obtainUserPrivilege": null,
            "severity": "LOW",
            "trust": 0.1,
            "userInteractionRequired": null,
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          }
        ],
        "cvssV3": [
          {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "author": "NVD",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "exploitabilityScore": 0.8,
            "impactScore": 3.6,
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "trust": 1.0,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "author": "mobile.security@samsung.com",
            "availabilityImpact": "HIGH",
            "baseScore": 4.1,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "exploitabilityScore": 0.5,
            "impactScore": 3.6,
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "trust": 1.0,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        ],
        "severity": [
          {
            "author": "NVD",
            "id": "CVE-2021-25476",
            "trust": 1.0,
            "value": "MEDIUM"
          },
          {
            "author": "mobile.security@samsung.com",
            "id": "CVE-2021-25476",
            "trust": 1.0,
            "value": "MEDIUM"
          },
          {
            "author": "CNVD",
            "id": "CNVD-2023-73946",
            "trust": 0.6,
            "value": "LOW"
          },
          {
            "author": "CNNVD",
            "id": "CNNVD-202110-332",
            "trust": 0.6,
            "value": "MEDIUM"
          },
          {
            "author": "VULMON",
            "id": "CVE-2021-25476",
            "trust": 0.1,
            "value": "LOW"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "VULMON",
        "id": "CVE-2021-25476"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "description": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/description#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "An information disclosure vulnerability in Widevine TA log prior to SMR Oct-2021 Release 1 allows attackers to bypass the ASLR protection mechanism in TEE. Samsung Widevine TA is a DRM digital rights management feature in Samsung mobile devices. \n\r\n\r\nSamsung Widevine TA has an information leakage vulnerability. This vulnerability is caused by information leakage in the Widevine TA log",
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "VULMON",
        "id": "CVE-2021-25476"
      }
    ],
    "trust": 1.53
  },
  "external_ids": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/external_ids#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "db": "NVD",
        "id": "CVE-2021-25476",
        "trust": 2.3
      },
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946",
        "trust": 0.6
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332",
        "trust": 0.6
      },
      {
        "db": "VULMON",
        "id": "CVE-2021-25476",
        "trust": 0.1
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "VULMON",
        "id": "CVE-2021-25476"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "id": "VAR-202110-0156",
  "iot": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": true,
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      }
    ],
    "trust": 1.6
  },
  "iot_taxonomy": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot_taxonomy#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "category": [
          "IoT"
        ],
        "sub_category": null,
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      }
    ]
  },
  "last_update_date": "2023-12-18T13:51:24.221000Z",
  "patch": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/patch#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "title": "Patch for Samsung Widevine TA information leakage vulnerability",
        "trust": 0.6,
        "url": "https://www.cnvd.org.cn/patchinfo/show/355111"
      },
      {
        "title": "Samsung SMR Security vulnerabilities",
        "trust": 0.6,
        "url": "http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=165005"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "problemtype_data": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "problemtype": "NVD-CWE-noinfo",
        "trust": 1.0
      }
    ],
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      }
    ]
  },
  "references": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/references#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "trust": 1.7,
        "url": "https://security.samsungmobile.com/securityupdate.smsb?year=2021\u0026month=10"
      },
      {
        "trust": 0.6,
        "url": "https://nvd.nist.gov/vuln/detail/cve-2021-25476"
      },
      {
        "trust": 0.1,
        "url": "https://cwe.mitre.org/data/definitions/863.html"
      },
      {
        "trust": 0.1,
        "url": "https://nvd.nist.gov"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "VULMON",
        "id": "CVE-2021-25476"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "sources": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "db": "VULMON",
        "id": "CVE-2021-25476"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "sources_release_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2022-10-11T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "date": "2021-10-06T00:00:00",
        "db": "VULMON",
        "id": "CVE-2021-25476"
      },
      {
        "date": "2021-10-06T18:15:09.017000",
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "date": "2021-10-06T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "sources_update_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2023-10-01T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      },
      {
        "date": "2021-10-13T00:00:00",
        "db": "VULMON",
        "id": "CVE-2021-25476"
      },
      {
        "date": "2022-08-01T11:25:10.940000",
        "db": "NVD",
        "id": "CVE-2021-25476"
      },
      {
        "date": "2022-08-10T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ]
  },
  "threat_type": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/threat_type#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "local",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ],
    "trust": 0.6
  },
  "title": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/title#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Samsung Widevine TA information leakage vulnerability",
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2023-73946"
      }
    ],
    "trust": 0.6
  },
  "type": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/type#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "other",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202110-332"
      }
    ],
    "trust": 0.6
  }
}


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 observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.