CVE-2020-9990: A race condition was addressed with additional validation. This issue is fixed in macOS Catalina 10.15.6. A malicious application may be able to execute…

PriorityP338high7.8CVSS 3.1

AVLACHPRLUINSCCHIHAH

EPSS

0.25%

16.3th percentile

A race condition was addressed with additional validation. This issue is fixed in macOS Catalina 10.15.6. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
apple	mac_os_x	< 10.5.6	10.5.6
apple	macos	>= unspecified < macOS Catalina 10.15.6	macOS Catalina 10.15.6
apple	macos_catalina_10.15.6_security_update_2020-004_mojave_security_update_2020-004	—	—

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

nvdv2.06.9MEDIUMAV:L/AC:M/Au:N/C:C/I:C/A:C

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.