CVE-2021-30783
MEDIUM
6.5
CVSS Score
Published: September 8, 2021 at 01:48 PM UTC
Updated: June 17, 2026 at 03:50 AM UTC
1 product affected across 1 vendormacOS
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 11.5v < 202110.14 ≤ v ≤ 10.14.510.15 ≤ v ≤ 10.15.611.0 ≤ v < 11.510.14.610.14.6 security_update_2019-00110.14.6 security_update_2019-00210.14.6 security_update_2019-00410.14.6 security_update_2019-00510.14.6 security_update_2019-00610.14.6 security_update_2019-00710.14.6 security_update_2020-00110.14.6 security_update_2020-00210.14.6 security_update_2020-00310.14.6 security_update_2020-00410.14.6 security_update_2020-00510.14.6 security_update_2020-00610.14.6 security_update_2020-00710.14.6 security_update_2021-00110.14.6 security_update_2021-00210.14.6 security_update_2021-00310.14.6 security_update_2021-00410.14.6 supplemental_update10.14.6 supplemental_update_210.15.710.15.7 security_update_202010.15.7 security_update_2020-00110.15.7 security_update_2020-00510.15.7 security_update_2020-00710.15.7 security_update_2021-00110.15.7 security_update_2021-00210.15.7 security_update_2021-00310.15.7 supplemental_update
Affected range stops below 11.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 2021, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (5)
Mailing Listx_refsource_FULLDISCThird Party Advisory
Source: [email protected]
http://seclists.org/fulldisclosure/2021/Sep/40x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://support.apple.com/en-us/HT212600x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://support.apple.com/en-us/HT212602x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://support.apple.com/en-us/HT212603CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-Other
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