// For flags

CVE-2020-9945

Apple Security Advisory 2020-12-14-4

Severity Score

4.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, Safari 14.0.1. Visiting a malicious website may lead to address bar spoofing.

Se presentaba un problema de "spoofing" en el manejo de las URL. Este problema fue abordado con una comprobación de entrada mejorada. Este problema se corrigió en macOS Big Sur versión 11.0.1, Safari versión 14.0.1. Visitando un sitio web malicioso puede conllevar a una barra de direcciones falsificada

macOS Big Sur 11.0.1 addresses buffer overflow, bypass, code execution, denial of service, information leakage, integer overflow, out of bounds read, out of bounds write, path sanitization, spoofing, and use-after-free vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-03-02 CVE Reserved
  • 2020-12-08 CVE Published
  • 2024-08-04 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-1021: Improper Restriction of Rendered UI Layers or Frames
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Apple
Search vendor "Apple"
 Safari
Search vendor "Apple" for product "Safari"
 < 14.0.1
Search vendor "Apple" for product "Safari" and version " < 14.0.1"
-
Affected
Apple
Search vendor "Apple"
 Mac Os X
Search vendor "Apple" for product "Mac Os X"
 < 11.0.1
Search vendor "Apple" for product "Mac Os X" and version " < 11.0.1"
-
Affected