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FKIE_CVE-2020-15966

Vulnerability from fkie_nvd - Published: 2020-09-21 20:15 - Updated: 2026-06-17 02:57
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Summary
Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information via a crafted Chrome Extension.
References
chrome-cve-admin@google.comhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00087.htmlMailing List, Third Party Advisory
chrome-cve-admin@google.comhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00095.htmlMailing List, Third Party Advisory
chrome-cve-admin@google.comhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00096.htmlMailing List, Third Party Advisory
chrome-cve-admin@google.comhttp://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.htmlMailing List, Third Party Advisory
chrome-cve-admin@google.comhttps://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop_21.htmlRelease Notes, Vendor Advisory
chrome-cve-admin@google.comhttps://crbug.com/1113565Exploit, Issue Tracking, Patch, Vendor Advisory
chrome-cve-admin@google.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FN7HZIGAOCZKBT4LV363BCPRA5FLY25I/
chrome-cve-admin@google.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GNIYFJST4TFJYFZ27VODBOINCLBGULTD/
chrome-cve-admin@google.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWNBJFBPKYCYSZTS54FHNCRZG6KC2AIJ/
chrome-cve-admin@google.comhttps://security.gentoo.org/glsa/202009-13Third Party Advisory
chrome-cve-admin@google.comhttps://security.gentoo.org/glsa/202101-30Third Party Advisory
chrome-cve-admin@google.comhttps://www.debian.org/security/2021/dsa-4824Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00087.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00095.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00096.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop_21.htmlRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://crbug.com/1113565Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FN7HZIGAOCZKBT4LV363BCPRA5FLY25I/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GNIYFJST4TFJYFZ27VODBOINCLBGULTD/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWNBJFBPKYCYSZTS54FHNCRZG6KC2AIJ/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202009-13Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202101-30Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4824Third Party Advisory
Impacted products
Vendor Product Version
google chrome *
debian debian_linux 10.0
opensuse backports_sle 15.0
opensuse backports_sle 15.0
opensuse leap 15.1
opensuse leap 15.2
fedoraproject fedora 31
fedoraproject fedora 32
fedoraproject fedora 33
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Chrome",
          "vendor": "Google",
          "versions": [
            {
              "lessThan": "85.0.4183.121",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "chrome-cve-admin@google.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5E9F7F57-31CE-45FA-8197-21F8DEBBCF72",
              "versionEndExcluding": "85.0.4183.121",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*",
              "matchCriteriaId": "40513095-7E6E-46B3-B604-C926F1BA3568",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:opensuse:backports_sle:15.0:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "67E82302-4B77-44F3-97B1-24C18AC4A35D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "B620311B-34A3-48A6-82DF-6F078D7A4493",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "B009C22E-30A4-4288-BCF6-C3E81DEAF45A",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
              "matchCriteriaId": "80F0FA5D-8D3B-4C0E-81E2-87998286AF33",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
              "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
              "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information via a crafted Chrome Extension."
    },
    {
      "lang": "es",
      "value": "Una aplicaci\u00f3n insuficiente de la pol\u00edtica en extensions en Google Chrome versiones anteriores a 85.0.4183.121, permit\u00eda a un atacante que convenci\u00f3 a un usuario de instalar una extensi\u00f3n maliciosa obtener informaci\u00f3n potencialmente confidencial por medio de una Chrome Extension dise\u00f1ada"
    }
  ],
  "id": "CVE-2020-15966",
  "lastModified": "2026-06-17T02:57:31.800",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-09-21T20:15:13.087",
  "references": [
    {
      "source": "chrome-cve-admin@google.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00087.html"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "tags": [
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        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00095.html"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00096.html"
    },
    {
      "source": "chrome-cve-admin@google.com",
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        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html"
    },
    {
      "source": "chrome-cve-admin@google.com",
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      ],
      "url": "https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop_21.html"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://crbug.com/1113565"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FN7HZIGAOCZKBT4LV363BCPRA5FLY25I/"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GNIYFJST4TFJYFZ27VODBOINCLBGULTD/"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWNBJFBPKYCYSZTS54FHNCRZG6KC2AIJ/"
    },
    {
      "source": "chrome-cve-admin@google.com",
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      ],
      "url": "https://security.gentoo.org/glsa/202009-13"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "tags": [
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      ],
      "url": "https://security.gentoo.org/glsa/202101-30"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "tags": [
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      ],
      "url": "https://www.debian.org/security/2021/dsa-4824"
    },
    {
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    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
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    {
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    {
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  ],
  "sourceIdentifier": "chrome-cve-admin@google.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.