vulnerability
OS X update for Heimdal (CVE-2021-30683)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Aug 23, 2021 | Aug 23, 2021 | Mar 27, 2026 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Aug 23, 2021
Added
Aug 23, 2021
Modified
Mar 27, 2026
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A malicious application could execute arbitrary code leading to compromise of user information.
Solutions
apple-osx-security-update-2021-003-catalinaapple-osx-security-update-2021-004-mojaveapple-osx-upgrade-11_4
Rapid7 Labs
2026 Global Threat Landscape Report
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