Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Network
1

CVE-2021-1789

Disclosure Date: April 02, 2021 •
CVE-2021-1789 CVSS v3 Base Score: 8.8
Exploited in the Wild
Reported by gwillcox-r7 and 1 more...
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Description

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.

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CVSS V3 Severity and Metrics
Base Score:
8.8 High
Impact Score:
5.9
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
iOS and iPadOS 14.4
macOS 11.2
macOS 7.3
macOS 14.4
macOS 14.0
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • apple,
  • fedoraproject,
  • webkitgtk

Products

  • fedora 32,
  • fedora 33,
  • ipados,
  • iphone os,
  • mac os x,
  • mac os x 10.14.6,
  • mac os x 10.15.7,
  • macos,
  • tvos,
  • watchos,
  • webkitgtk
Technical Analysis