CVE-2021-22540 - Vulnerability Details - OpenCVE

Description

Bad validation logic in the Dart SDK versions prior to 2.12.3 allow an attacker to use an XSS attack via DOM clobbering. The validation logic in dart:html for creating DOM nodes from text did not sanitize properly when it came across template tags.

Published: 2021-04-22

Score: 6.1 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Google LLC

Dart SDK

affected

Version	Status	Constraints
`stable`	affected	< 2.12.3

Configuration 1 [-]

cpe:2.3:a:dart:dart_software_development_kit:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-9681	Bad validation logic in the Dart SDK versions prior to 2.12.3 allow an attacker to use an XSS attack via DOM clobbering. The validation logic in dart:html for creating DOM nodes from text did not sanitize properly when it came across template tags.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00226.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588
https://github.com/dart-lang/sdk/security/advisories/GHSA-3rfv-4jvg-9522

History

No history.

Subscriptions

Dart Dart Software Development Kit

MITRE

Status: PUBLISHED

Assigner: Google

Published: 2021-04-22T14:15:17.000Z

Updated: 2024-08-03T18:44:14.025Z

Reserved: 2021-01-05T00:00:00.000Z

Link: CVE-2021-22540

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-04-22T15:15:07.930

Modified: 2024-11-21T05:50:18.160

Link: CVE-2021-22540

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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