CVE-2021-30783

moderate-risk

Published 2021-09-08

An access issue was addressed with improved access restrictions. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. A sandboxed process may be able to circumvent sandbox restrictions.

Do I need to act?

0.14% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.5/10 Medium

LOCAL / LOW complexity

Affected Products (20)

Mac Os X

Affected Vendors

Apple

References (10)

Mailing List http://seclists.org/fulldisclosure/2021/Sep/40

Release Notes https://support.apple.com/en-us/HT212600

Release Notes https://support.apple.com/en-us/HT212602

Release Notes https://support.apple.com/en-us/HT212603

Vendor Advisory https://support.apple.com/kb/HT212805

Mailing List http://seclists.org/fulldisclosure/2021/Sep/40

Release Notes https://support.apple.com/en-us/HT212600

Release Notes https://support.apple.com/en-us/HT212602

Release Notes https://support.apple.com/en-us/HT212603

Vendor Advisory https://support.apple.com/kb/HT212805

/ 100

moderate-risk

Severity 21/34 · High

Exploitability 1/34 · Minimal

Exposure 23/34 · High