Buffer Overflow Vulnerability in macOS High Sierra by Apple
CVE-2018-4258

9.8CRITICAL

Key Information:

Vendor

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

What is CVE-2018-4258?

In macOS High Sierra versions before 10.13.5, a buffer overflow vulnerability was identified that could allow an application to read or write memory outside its allocated buffer. This issue raises concerns regarding the integrity and confidentiality of data handled by the affected system. Apple addressed this flaw by implementing improved bounds checking, thereby enhancing the security posture of its macOS operating system.

References

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

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2018-4258 : Buffer Overflow Vulnerability in macOS High Sierra by Apple