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

CVE-2021-21198 (GCVE-0-2021-21198)

Vulnerability from cvelistv5 – Published: 2021-04-09 21:35 – Updated: 2024-08-03 18:01
VLAI
Summary
Out of bounds read in IPC in Google Chrome prior to 89.0.4389.114 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
CWE
  • Out of bounds read
References
Impacted products
Vendor Product Version CPE status
Google Chrome Affected: unspecified , < 89.0.4389.114 (custom)
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:01:14.358Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://crbug.com/1184399"
          },
          {
            "name": "GLSA-202104-08",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202104-08"
          },
          {
            "name": "FEDORA-2021-c3754414e7",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/"
          },
          {
            "name": "FEDORA-2021-ff893e12c5",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/"
          },
          {
            "name": "FEDORA-2021-35d2bb4627",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Chrome",
          "vendor": "Google",
          "versions": [
            {
              "lessThan": "89.0.4389.114",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Out of bounds read in IPC in Google Chrome prior to 89.0.4389.114 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Out of bounds read",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-04T15:06:18.000Z",
        "orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
        "shortName": "Chrome"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://crbug.com/1184399"
        },
        {
          "name": "GLSA-202104-08",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202104-08"
        },
        {
          "name": "FEDORA-2021-c3754414e7",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/"
        },
        {
          "name": "FEDORA-2021-ff893e12c5",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/"
        },
        {
          "name": "FEDORA-2021-35d2bb4627",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "chrome-cve-admin@google.com",
          "ID": "CVE-2021-21198",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Chrome",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "89.0.4389.114"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Google"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Out of bounds read in IPC in Google Chrome prior to 89.0.4389.114 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Out of bounds read"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html",
              "refsource": "MISC",
              "url": "https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html"
            },
            {
              "name": "https://crbug.com/1184399",
              "refsource": "MISC",
              "url": "https://crbug.com/1184399"
            },
            {
              "name": "GLSA-202104-08",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202104-08"
            },
            {
              "name": "FEDORA-2021-c3754414e7",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/"
            },
            {
              "name": "FEDORA-2021-ff893e12c5",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/"
            },
            {
              "name": "FEDORA-2021-35d2bb4627",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/"
            },
            {
              "name": "http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
    "assignerShortName": "Chrome",
    "cveId": "CVE-2021-21198",
    "datePublished": "2021-04-09T21:35:23.000Z",
    "dateReserved": "2020-12-21T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:01:14.358Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-21198",
      "date": "2026-09-20",
      "epss": "0.01793",
      "percentile": "0.77417"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "5332EEC9-C4B8-44AE-8470-E0E7C0FB7303",
                    "versionEndExcluding": "89.0.4389.114",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "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
                  },
                  {
                    "criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                    "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Out of bounds read in IPC in Google Chrome prior to 89.0.4389.114 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page."
          },
          {
            "lang": "es",
            "value": "Una lectura fuera de l\u00edmites en IPC en Google Chrome versiones anteriores a 89.0.4389.114, permit\u00eda a un atacante remoto que hab\u00eda comprometido el proceso del renderizador llevar a cabo potencialmente un escape del sandbox por medio de una p\u00e1gina HTML dise\u00f1ada"
          }
        ],
        "id": "CVE-2021-21198",
        "lastModified": "2024-11-21T05:47:45.543",
        "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": 7.4,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 4.0,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-04-09T22:15:17.570",
        "references": [
          {
            "source": "chrome-cve-admin@google.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html"
          },
          {
            "source": "chrome-cve-admin@google.com",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html"
          },
          {
            "source": "chrome-cve-admin@google.com",
            "tags": [
              "Permissions Required",
              "Vendor Advisory"
            ],
            "url": "https://crbug.com/1184399"
          },
          {
            "source": "chrome-cve-admin@google.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/"
          },
          {
            "source": "chrome-cve-admin@google.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/"
          },
          {
            "source": "chrome-cve-admin@google.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/"
          },
          {
            "source": "chrome-cve-admin@google.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/202104-08"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Permissions Required",
              "Vendor Advisory"
            ],
            "url": "https://crbug.com/1184399"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/202104-08"
          }
        ],
        "sourceIdentifier": "chrome-cve-admin@google.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-125"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T16:18:49+00:00",
      "cve": "CVE-2021-21198",
      "id": "CVE-2021-21198",
      "initial_release_date": "2021-03-30T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "chromium-browser: Out of bounds read in IPC",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-21198.json",
      "version": "3"
    }
  }
}



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…