CVE-2021-1803

low-risk
Published 2021-04-02

The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.0.1. A local application may be able to enumerate the user's iCloud documents.

Do I need to act?

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0.19% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.3/10 Low
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Apple

References (2)

Vendor Advisory https://support.apple.com/en-us/HT211931
Vendor Advisory https://support.apple.com/en-us/HT211931
19
/ 100
low-risk
Severity 13/34 · Low
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal