Risk Letters

Exploited vulnerability

CVE-2021-30869

TLP:CLEAR

Apple iOS, iPadOS, and macOS Type Confusion Vulnerability

Apple iOS, iPadOS, and macOS contain a type confusion vulnerability in the XNU which may allow a malicious application to execute code with kernel privileges.

Facts

  • Vendor: Apple
  • Product: iOS, iPadOS, and macOS
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 4.2 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • CISA's deadline for US federal agencies: 17 November 2021
  • Weakness: CWE-843
  • First seen by Risk Letters: 3 November 2021

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD