Out-of-Bounds Read Vulnerability in macOS High Sierra by Apple
CVE-2018-4255

5.5MEDIUM

Key Information:

Vendor
Apple
Status
Mac Os X
Vendor
CVE Published:
11 January 2019

Summary

In macOS High Sierra prior to version 10.13.5, an out-of-bounds read vulnerability was present, which could potentially allow unauthorized information exposure. This vulnerability stemmed from insufficient input validation, making it critical for users to update their systems to enhance security and maintain data integrity.

References

https://support.apple.com/HT208849
x_refsource_CONFIRM

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.