CVE-2021-30827

Published Sep 13, 2021
·
Updated

A permissions issue existed. This issue was addressed with improved permission validation. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A local attacker may be able to elevate their privileges.

Credit

Nathan Nye(WhiteBeam Security Inc), an anonymous researcher

Affected Software

13 affected componentsFixes available
Apple macOS Big Sur<11.6
11.6
Apple Catalina
Apple iOS and macOS>=10.15<=10.15.6
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2020-005
Apple iOS and macOS=10.15.7-security_update_2020-007
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-security_update_2021-002
Apple iOS and macOS=10.15.7-security_update_2021-003
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0<11.6

Event History

Oct 19, 2021
CVE Published
via MITRE·01:11 PM
Data Sourced
via MITRE·01:11 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2021-30827?

CVE-2021-30827 is a vulnerability in CUPS that existed due to a permissions issue.

2

How was CVE-2021-30827 addressed?

CVE-2021-30827 was addressed with improved permission validation.

3

Is macOS Big Sur affected by CVE-2021-30827?

Yes, macOS Big Sur versions up to 11.6 are affected by CVE-2021-30827.

4

Is Apple Catalina affected by CVE-2021-30827?

Yes, Apple Catalina is also affected by CVE-2021-30827.

5

Where can I find more information about CVE-2021-30827?

You can find more information about CVE-2021-30827 on the Apple support website.

Contact

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