4.3
CVSSv3

CVE-2021-1861

Published: 08/09/2021 Updated: 12/07/2022
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 4.3 | Impact Score: 1.4 | Exploitability Score: 2.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Vulnerability Summary

An issue existed in determining cache occupancy. The issue was addressed through improved logic. This issue is fixed in macOS Big Sur 11.3. A malicious website may be able to track users by setting state in a cache.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

apple macos

Mailing Lists

<!--X-Body-Begin--> <!--X-User-Header--> Full Disclosure mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> APPLE-SA-2021-04-26-2 macOS Big Sur 113 <!--X-Subject-Header-End--> <!--X-Head-of-Message--> From: Apple Product Se ...