HOMEVULNERABILITIESCVE-2020-27932
HIGHCISA KEVIN THE WILD

CVE-2020-27932

Published: November 3, 2021

EPSS:11.30%probability of exploitation in 30 daysPercentile:93.4th

Official Description

Apple iOS, iPadOS, macOS, and watchOS contain a type confusion vulnerability that may allow a malicious application to execute code with kernel privileges.

NVD Source

CISA KEV Advisory

Apple Multiple Products Type Confusion Vulnerability

Apple iOS, iPadOS, macOS, and watchOS contain a type confusion vulnerability that may allow a malicious application to execute code with kernel privileges.

Added to KEV: 2021-11-03Federal patch deadline: 2022-05-03
Required Action (CISA)

Apply updates per vendor instructions.

Risk Analysis

This type confusion vulnerability in Apple iOS, iPadOS, macOS, and watchOS could allow a malicious application to execute code with kernel privileges. This is a severe flaw that could lead to full system compromise. The high severity and confirmed exploitation in the wild make this an urgent concern.

This vulnerability has been actively exploited in the wild and is listed in CISA's KEV catalog, indicating a high likelihood of successful attacks. This confirms that threat actors are leveraging this flaw.

Recommended Action

Update Apple iOS, iPadOS, macOS, and watchOS to the latest available versions to patch this type confusion vulnerability. Ensure all applications are from trusted sources.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2020-27932 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CISA has added CVE-2020-27932 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.

Affected Vendors & Products

Mentioned vendors (from description):
Apple
CPE data not yet available in NVD for this CVE.

Exploit & PoC Resources

ACTIVE EXPLOITATIONConfirmed exploitation in the wild
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All References (1)

Quick Facts

CVE IDCVE-2020-27932
SeverityHIGH
CISA KEVYES — Active Exploitation
ExploitIN THE WILD
EPSS (30d)11.30%
PublishedNov 3, 2021

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-27932 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
  • !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
  • !Active exploitation confirmed — treat as P1
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.