High severity · published Dec 18, 2019
CVE-2019-8526
Apple macOS Use-After-Free Vulnerability
In wildKEV
7.8
CVSS
0.7%
EPSS
Yes
On KEV
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. An application may be able to gain elevated privileges.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildYes
CISA KEVListed Apr 17, 2023
Federal remediation dueMay 8, 2023
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
before macOS Mojave 10.14.4 · source: vendor, KEV
MO
Mac OS X · Apple
before 10.14.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-8526
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-8526
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://support.apple.com/HT209600
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