Medium severity5.5NVD Advisory· Published Dec 8, 2020· Updated Jun 17, 2026

CVE-2020-27898

Description

A denial of service issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.0.1. An attacker may be able to bypass Managed Frame Protection.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./macOS Big Surllm-fuzzy
Range: <11.0.1
Apple Inc./macOSv5
Range: unspecified

Patches

Vulnerability mechanics

References

seclists.org/fulldisclosure/2020/Dec/26nvdMailing ListThird Party Advisory
seclists.org/fulldisclosure/2020/Dec/32nvdMailing ListThird Party Advisory
support.apple.com/en-us/HT211931nvdVendor Advisory
support.apple.com/kb/HT212011nvdVendor Advisory

News mentions

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cvss	0.358
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000