PT-2022-20404 · Google · Flutter+1

CVE-2022-3095

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Published

2022-10-27

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Updated

2022-10-31

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Dart versions prior to 2.18 Flutter versions prior to 3.30
Description The implementation of backslash parsing in the Dart URI class differs from the WhatWG URL standards, as it uses the RFC 3986 syntax. This creates incompatibilities with the '' characters in URIs, which can lead to authentication bypass in web applications interpreting URIs.
Recommendations For Dart versions prior to 2.18, update Dart to a version 2.18 or later to mitigate the issue. For Flutter versions prior to 3.30, update Flutter to a version 3.30 or later to mitigate the issue.

Exploit

Fix

RCE

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Weakness Enumeration

Related Identifiers

CVE-2022-3095

Affected Products

Dart
Flutter