CVE-2021-1861

EPSS 0.9%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

08 Sep 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

Affected products

Apple · macOS

References

https://support.apple.com/en-us/HT212325