Vulnerability Details : CVE-2018-4456
A memory corruption issue was addressed with improved input validation. This issue affected versions prior to macOS High Sierra 10.13.6, macOS Mojave 10.14.
Vulnerability category: OverflowMemory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2018-4456
Probability of exploitation activity in the next 30 days: 0.15%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 51 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-4456
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST |
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-4456
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-4456
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https://support.apple.com/kb/HT209341
About the security content of macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra - Apple SupportVendor Advisory
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http://seclists.org/fulldisclosure/2019/May/20
Full Disclosure: APPLE-SA-2019-5-13-2 macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra
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https://support.apple.com/kb/HT210119
About the security content of macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra - Apple Support
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https://support.apple.com/kb/HT209139
About the security content of macOS Mojave 10.14 - Apple SupportVendor Advisory
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https://support.apple.com/kb/HT208937
About the security content of macOS High Sierra 10.13.6, Security Update 2018-004 Sierra, Security Update 2018-004 El Capitan - Apple SupportVendor Advisory
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https://seclists.org/bugtraq/2019/May/27
Bugtraq: APPLE-SA-2019-5-13-2 macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra
Products affected by CVE-2018-4456
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*