Out-of-Bounds Read Vulnerability in macOS High Sierra by Apple
CVE-2018-4256

5.5MEDIUM

Key Information:

Vendor

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

What is CVE-2018-4256?

In earlier versions of macOS High Sierra, an out-of-bounds read vulnerability was identified, which could potentially allow an attacker to gain unauthorized access to sensitive information via improved input validation measures in the affected software. Users are encouraged to update to the latest version to mitigate risks associated with this vulnerability.

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

.