CVE-2021-30671
LOWCVSS 3.3/10EPSS 0.54%
Last modified
CVE-2021-30671 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. A validation issue was addressed with improved logic. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. EPSS estimates a 0.54% chance of exploitation in the next 30 days.
Description
A validation issue was addressed with improved logic. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A malicious application may be able to send unauthorized Apple events to Finder.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Mac Os X | >= 10.15, <= 10.15.6 |
| Apple | Mac Os X | 10.15.7 |
| Apple | Macos | >= 11.0, < 11.4 |
References
- https://support.apple.com/en-us/HT212529Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212530Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212529Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212530Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30671?
A validation issue was addressed with improved logic. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A malicious application may be able to send unauthorized Apple events to Finder.
How severe is CVE-2021-30671?
CVE-2021-30671 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30671?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-30671?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST