Vulnerability in Dart Software Development Kit
CVE-2021-22567
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (46.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Dart Software Development Kit
- Google Llc Dart Sdk — versions unspecified
Weakness classification (CWE)
References
- github.com/dart-lang/sdk/blob/main/CHANGELOG.md (Third Party Advisory, Release Notes)
- github.com/dart-lang/sdk/commit/52519ea8eb4780c468c4c2ed00e7c8046ccfed41 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-22567?
- CVE-2021-22567 is a medium-severity vulnerability in Dart Software Development Kit, classified under Improper Access Control. CVSS score: 4.6/10. Published 2022-01-05.
- How severe is CVE-2021-22567?
- Medium severity. CVSS v3 base score is 4.6 out of 10.