GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2018-18344 (GCVE-0-2018-18344)

Vulnerability from cvelistv5 – Published: 2018-12-11 15:00 – Updated: 2024-08-05 11:08
VLAI
Summary
Inappropriate allowance of the setDownloadBehavior devtools protocol feature in Extensions in Google Chrome prior to 71.0.3578.80 allowed a remote attacker with control of an installed extension to access files on the local file system via a crafted Chrome Extension.
CWE
  • Inappropriate implementation
References
URL Tags
https://crbug.com/866426 x_refsource_MISC
https://chromereleases.googleblog.com/2018/12/sta… x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:3803 vendor-advisoryx_refsource_REDHAT
https://www.debian.org/security/2018/dsa-4352 vendor-advisoryx_refsource_DEBIAN
http://www.securityfocus.com/bid/106084 vdb-entryx_refsource_BID
https://security.gentoo.org/glsa/201908-18 vendor-advisoryx_refsource_GENTOO
Date Public
2018-12-11 00:00
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T11:08:21.579Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://crbug.com/866426"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html"
          },
          {
            "name": "RHSA-2018:3803",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:3803"
          },
          {
            "name": "DSA-4352",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2018/dsa-4352"
          },
          {
            "name": "106084",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/106084"
          },
          {
            "name": "GLSA-201908-18",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201908-18"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-12-11T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Inappropriate allowance of the setDownloadBehavior devtools protocol feature in Extensions in Google Chrome prior to 71.0.3578.80 allowed a remote attacker with control of an installed extension to access files on the local file system via a crafted Chrome Extension."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Inappropriate implementation",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-08-17T20:06:08.000Z",
        "orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
        "shortName": "Chrome"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://crbug.com/866426"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html"
        },
        {
          "name": "RHSA-2018:3803",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2018:3803"
        },
        {
          "name": "DSA-4352",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2018/dsa-4352"
        },
        {
          "name": "106084",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/106084"
        },
        {
          "name": "GLSA-201908-18",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201908-18"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@google.com",
          "ID": "CVE-2018-18344",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Inappropriate allowance of the setDownloadBehavior devtools protocol feature in Extensions in Google Chrome prior to 71.0.3578.80 allowed a remote attacker with control of an installed extension to access files on the local file system via a crafted Chrome Extension."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Inappropriate implementation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://crbug.com/866426",
              "refsource": "MISC",
              "url": "https://crbug.com/866426"
            },
            {
              "name": "https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html",
              "refsource": "CONFIRM",
              "url": "https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html"
            },
            {
              "name": "RHSA-2018:3803",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2018:3803"
            },
            {
              "name": "DSA-4352",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2018/dsa-4352"
            },
            {
              "name": "106084",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/106084"
            },
            {
              "name": "GLSA-201908-18",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201908-18"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
    "assignerShortName": "Chrome",
    "cveId": "CVE-2018-18344",
    "datePublished": "2018-12-11T15:00:00.000Z",
    "dateReserved": "2018-10-15T00:00:00.000Z",
    "dateUpdated": "2024-08-05T11:08:21.579Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2018-18344",
      "date": "2026-09-16",
      "epss": "0.01498",
      "percentile": "0.72942"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"71.0.3578.80\", \"matchCriteriaId\": \"CEC84646-AE0E-403B-903F-35E2D073FDC9\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"EE249E1B-A1FD-4E08-AA71-A0E1F10FFE97\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"9BBCD86A-E6C7-4444-9D74-F861084090F0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E5ED5807-55B7-47C5-97A6-03233F4FBC3A\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Inappropriate allowance of the setDownloadBehavior devtools protocol feature in Extensions in Google Chrome prior to 71.0.3578.80 allowed a remote attacker with control of an installed extension to access files on the local file system via a crafted Chrome Extension.\"}, {\"lang\": \"es\", \"value\": \"La asignaci\\u00f3n incorrecta de la funcionalidad de protocolo \\\"setDownloadBehavior\\\" en Extensions en Google Chrome en versiones anteriores a 71.0.3578.80 permit\\u00eda a un atacante remoto con el control de una extensi\\u00f3n instalada acceder a archivos en el sistema remoto mediante una extensi\\u00f3n de Chrome manipulada.\"}]",
      "id": "CVE-2018-18344",
      "lastModified": "2024-11-21T03:55:45.360",
      "metrics": "{\"cvssMetricV30\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\", \"baseScore\": 6.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 2.8, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:P/I:N/A:N\", \"baseScore\": 4.3, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 8.6, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": true}]}",
      "published": "2018-12-11T16:29:01.263",
      "references": "[{\"url\": \"http://www.securityfocus.com/bid/106084\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3803\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://crbug.com/866426\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://security.gentoo.org/glsa/201908-18\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://www.debian.org/security/2018/dsa-4352\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.securityfocus.com/bid/106084\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2018:3803\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://crbug.com/866426\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://security.gentoo.org/glsa/201908-18\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://www.debian.org/security/2018/dsa-4352\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "chrome-cve-admin@google.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-269\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2018-18344\",\"sourceIdentifier\":\"chrome-cve-admin@google.com\",\"published\":\"2018-12-11T16:29:01.263\",\"lastModified\":\"2024-11-21T03:55:45.360\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Inappropriate allowance of the setDownloadBehavior devtools protocol feature in Extensions in Google Chrome prior to 71.0.3578.80 allowed a remote attacker with control of an installed extension to access files on the local file system via a crafted Chrome Extension.\"},{\"lang\":\"es\",\"value\":\"La asignaci\u00f3n incorrecta de la funcionalidad de protocolo \\\"setDownloadBehavior\\\" en Extensions en Google Chrome en versiones anteriores a 71.0.3578.80 permit\u00eda a un atacante remoto con el control de una extensi\u00f3n instalada acceder a archivos en el sistema remoto mediante una extensi\u00f3n de Chrome manipulada.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-269\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"71.0.3578.80\",\"matchCriteriaId\":\"CEC84646-AE0E-403B-903F-35E2D073FDC9\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EE249E1B-A1FD-4E08-AA71-A0E1F10FFE97\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9BBCD86A-E6C7-4444-9D74-F861084090F0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E5ED5807-55B7-47C5-97A6-03233F4FBC3A\"}]}]}],\"references\":[{\"url\":\"http://www.securityfocus.com/bid/106084\",\"source\":\"chrome-cve-admin@google.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:3803\",\"source\":\"chrome-cve-admin@google.com\"},{\"url\":\"https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html\",\"source\":\"chrome-cve-admin@google.com\"},{\"url\":\"https://crbug.com/866426\",\"source\":\"chrome-cve-admin@google.com\"},{\"url\":\"https://security.gentoo.org/glsa/201908-18\",\"source\":\"chrome-cve-admin@google.com\"},{\"url\":\"https://www.debian.org/security/2018/dsa-4352\",\"source\":\"chrome-cve-admin@google.com\"},{\"url\":\"http://www.securityfocus.com/bid/106084\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:3803\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://crbug.com/866426\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.gentoo.org/glsa/201908-18\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.debian.org/security/2018/dsa-4352\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-06-28T06:32:10+00:00",
      "cve": "CVE-2018-18344",
      "id": "CVE-2018-18344",
      "initial_release_date": "2018-12-04T00:00:00+00:00",
      "product_status:fixed": "12",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "chromium-browser: Inappropriate implementation in Extensions",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-18344.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2025-07-22T23:58:49Z",
      "cve": "CVE-2018-18344",
      "id": "CVE-2018-18344",
      "initial_release_date": "2023-02-15T04:22:54Z",
      "product_status:recommended": "13",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-18344",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-18344.json",
      "version": "10"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

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.


Loading…