CVE-2021-1839
published 2021-09-08CVE-2021-1839: The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003…
PriorityP337high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.29%
21.2th percentile
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.
Affected
21 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | macos | >= 11.0 < 11.3 | 11.3 |
| apple | macos | >= unspecified < 11.3 | 11.3 |
| apple | macos | >= unspecified < 2021 | 2021 |
| apple | macos_big_sur | — | — |
| apple | security_update_2021-002_catalina | — | — |
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-2021-1839: Security Update 2021-002 Catalina
vendor_apple·2021-04-26·CVSS 7.8
CVE-2021-1839 [HIGH] CVE-2021-1839: Security Update 2021-002 Catalina
Apple Security Update: About the security content of Security Update 2021-002 Catalina
Product: Security Update 2021-002 Catalina
CVE: CVE-2021-1839
Component: Time Machine
Impact: A local attacker may be able to elevate their privileges
Description: The issue was addressed with improved permissions logic.
Apple
CVE-2021-1839: macOS Big Sur 11.3
vendor_apple·2021-04-26·CVSS 7.8
CVE-2021-1839 [HIGH] CVE-2021-1839: macOS Big Sur 11.3
Apple Security Update: About the security content of macOS Big Sur 11.3
Product: macOS Big Sur
Version: 11.3
CVE: CVE-2021-1839
Component: Time Machine
Impact: A local attacker may be able to elevate their privileges
Description: The issue was addressed with improved permissions logic.
GHSA
GHSA-rfx5-7qrj-6p2g: The issue was addressed with improved permissions logic
ghsa_unreviewed·2022-05-24
CVE-2021-1839 [HIGH] CWE-269 GHSA-rfx5-7qrj-6p2g: The issue was addressed with improved permissions logic
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-09-08
Published