CVE-2021-22567: Bidirectional Override in Dart SDK
First published: Wed Jan 05 2022(Updated: )
Bidirectional Unicode text can be interpreted and compiled differently than how it appears in editors which can be exploited to get nefarious code passed a code review by appearing benign. An attacker could embed a source that is invisible to a code reviewer that modifies the behavior of a program in unexpected ways.
Credit: cve-coordination@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dart Dart Software Development Kit | <2.15.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-22567?
CVE-2021-22567 is a vulnerability where bidirectional Unicode text can be interpreted and compiled differently, potentially allowing nefarious code to pass as benign during code review.
How does CVE-2021-22567 affect Dart Dart Software Development Kit?
Dart Dart Software Development Kit versions up to 2.15.0 are affected by CVE-2021-22567.
What is the severity of CVE-2021-22567?
CVE-2021-22567 has a severity level of 3.5 (medium).
How can I mitigate CVE-2021-22567 in Dart Dart Software Development Kit?
To mitigate CVE-2021-22567, it's recommended to update Dart Software Development Kit to a version higher than 2.15.0.
- collector/nvd-index
- agent/references
- agent/type
- agent/title
- agent/remedy
- agent/severity
- agent/author
- agent/description
- agent/weakness
- agent/softwarecombine
- agent/tags
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- vendor/dart
- canonical/dart dart software development kit