Vulnerability-Lookup

CVE-2021-21164 (GCVE-0-2021-21164)

Vulnerability from cvelistv5 – Published: 2021-03-09 17:46 – Updated: 2024-08-03 18:01

Summary

Insufficient data validation in Chrome on iOS in Google Chrome on iOS prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Severity

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CWE

Insufficient data validation

Assigner

Chrome Google root

References

5 references

URL	Tags
https://chromereleases.googleblog.com/2021/03/sta…	x_refsource_MISC
https://crbug.com/1164846	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Impacted products

1 product

Vendor	Product	Version	CPE status
Google	Chrome	Affected: unspecified , < 89.0.4389.72 (custom)	guessed

Show details on NVD website

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    "redhat_vex": {
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      "id": "CVE-2021-21164",
      "initial_release_date": "2021-03-02T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "chromium-browser: Insufficient data validation in Chrome for iOS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-21164.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2025-03-15T09:13:02Z",
      "cve": "CVE-2021-21164",
      "id": "CVE-2021-21164",
      "initial_release_date": "2023-02-15T03:46:47Z",
      "product_status:recommended": "10",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-21164",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-21164.json",
      "version": "6"
    }
  }
}

OPENSUSE-SU-2021:0401-1

Vulnerability from csaf_opensuse - Published: 2021-03-09 19:05 - Updated: 2021-03-09 19:05

Summary

Security update for chromium

Severity

Important

Scope

42 vulnerabilities in this advisory, including CVE-2021-21164.

CVE-2021-21164

6.5 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Recommended: 4 products

Open the full advisory

OPENSUSE-SU-2024:10681-1

Vulnerability from csaf_opensuse - Published: 2024-06-15 00:00 - Updated: 2024-06-15 00:00

Summary

chromedriver-93.0.4577.82-1.1 on GA media

Severity

Moderate

Scope

1081 vulnerabilities in this advisory, including CVE-2021-21164.

CVE-2021-21164

6.5 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Recommended: 8 products

Open the full advisory

OPENSUSE-SU-2024:12948-1

Vulnerability from csaf_opensuse - Published: 2024-06-15 00:00 - Updated: 2024-06-15 00:00

Summary

ungoogled-chromium-113.0.5672.92-1.1 on GA media

Severity

Moderate

Scope

2310 vulnerabilities in this advisory, including CVE-2021-21164.

CVE-2021-21164

6.5 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Recommended: 8 products

Open the full advisory

ubuntu-cve-2021-21164

Vulnerability from osv_ubuntu

Published

2021-03-09 18:15

Modified

2025-09-08 16:46

Summary

Details

Insufficient data validation in Chrome on iOS in Google Chrome on iOS prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Severity

6.5 (Medium)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2021-21164	REPORT
	https://www.cve.org/CVERecord?id=CVE-2021-21164	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "chromium-browser",
            "binary_version": "89.0.4389.82-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "chromium-browser-l10n",
            "binary_version": "89.0.4389.82-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "chromium-chromedriver",
            "binary_version": "89.0.4389.82-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "chromium-codecs-ffmpeg",
            "binary_version": "89.0.4389.82-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "chromium-codecs-ffmpeg-extra",
            "binary_version": "89.0.4389.82-0ubuntu0.16.04.1"
          }
        ]
      },
      "package": {
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      },
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        {
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            },
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            }
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        }
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        "87.0.4280.66-0ubuntu0.16.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "chromium-browser",
            "binary_version": "89.0.4389.82-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "chromium-browser-l10n",
            "binary_version": "89.0.4389.82-0ubuntu0.18.04.1"
          },
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            "binary_name": "chromium-chromedriver",
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          },
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          },
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        "87.0.4280.66-0ubuntu0.18.04.1"
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    }
  ],
  "aliases": [],
  "details": "Insufficient data validation in Chrome on iOS in Google Chrome on iOS prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.",
  "id": "UBUNTU-CVE-2021-21164",
  "modified": "2025-09-08T16:46:56Z",
  "published": "2021-03-09T18:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-21164"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21164"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-21164"
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

Action not permitted

CVE-2021-21164 (GCVE-0-2021-21164)

OPENSUSE-SU-2021:0401-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

ubuntu-cve-2021-21164

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature

Related by attack behaviour