CVE-2021-30739
published 2021-09-08CVE-2021-30739: A local attacker may be able to elevate their privileges. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update…
PriorityP338high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.32%
24.2th percentile
A local attacker may be able to elevate their privileges. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A memory corruption issue was addressed with improved validation.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | 10.14.0 – 10.14.5 | — |
| apple | mac_os_x | 10.15 – 10.15.6 | — |
| apple | macos | >= 11.0.1 < 11.4 | 11.4 |
| apple | macos | >= unspecified < 11.4 | 11.4 |
| apple | macos | >= unspecified < 2021 | 2021 |
| apple | macos_big_sur | — | — |
| apple | security_update_2021-003_catalina | — | — |
| apple | security_update_2021-004_mojave | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
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Apple
CVE-2021-30739: macOS Big Sur 11.4
vendor_apple·2021-05-24·CVSS 7.8
CVE-2021-30739 [HIGH] CVE-2021-30739: macOS Big Sur 11.4
Apple Security Update: About the security content of macOS Big Sur 11.4
Product: macOS Big Sur
Version: 11.4
CVE: CVE-2021-30739
Component: Kernel
Impact: A local attacker may be able to elevate their privileges
Description: A memory corruption issue was addressed with improved validation.
Apple
CVE-2021-30739: Security Update 2021-004 Mojave
vendor_apple·2021-05-24·CVSS 7.8
CVE-2021-30739 [HIGH] CVE-2021-30739: Security Update 2021-004 Mojave
Apple Security Update: About the security content of Security Update 2021-004 Mojave
Product: Security Update 2021-004 Mojave
CVE: CVE-2021-30739
Component: Kernel
Impact: A memory corruption issue was addressed with improved validation
Description: A local attacker may be able to elevate their privileges.
Apple
CVE-2021-30739: Security Update 2021-003 Catalina
vendor_apple·2021-05-24·CVSS 7.8
CVE-2021-30739 [HIGH] CVE-2021-30739: Security Update 2021-003 Catalina
Apple Security Update: About the security content of Security Update 2021-003 Catalina
Product: Security Update 2021-003 Catalina
CVE: CVE-2021-30739
Component: Kernel
Impact: A memory corruption issue was addressed with improved validation
Description: A local attacker may be able to elevate their privileges.
GHSA
GHSA-398g-pgqg-vjj2: A local attacker may be able to elevate their privileges
ghsa_unreviewed·2022-05-24
CVE-2021-30739 [HIGH] CWE-787 GHSA-398g-pgqg-vjj2: A local attacker may be able to elevate their privileges
A local attacker may be able to elevate their privileges. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A memory corruption issue was addressed with improved validation.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-09-08
Published