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[email protected]NVD:CVE-2021-30780

HistorySep 08, 2021 - 2:15 p.m.

CVE-2021-30780

2021-09-0814:15:11

CWE-787

[email protected]

web.nvd.nist.gov

ios

macos

watchos

tvos

security update

bounds checking

root privileges

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.002

Percentile

53.3%

JSON

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. A malicious application may be able to gain root privileges.

Affected configurations

Nvd

Node

appleiphone_osRange<14.7

applemac_os_xRange10.14–10.14.5

applemac_os_xRange10.15–10.15.6

applemac_os_xMatch10.14.6-

applemac_os_xMatch10.14.6security_update_2019-001

applemac_os_xMatch10.14.6security_update_2019-002

applemac_os_xMatch10.14.6security_update_2019-004

applemac_os_xMatch10.14.6security_update_2019-005

applemac_os_xMatch10.14.6security_update_2019-006

applemac_os_xMatch10.14.6security_update_2019-007

applemac_os_xMatch10.14.6security_update_2020-001

applemac_os_xMatch10.14.6security_update_2020-002

applemac_os_xMatch10.14.6security_update_2020-003

applemac_os_xMatch10.14.6security_update_2020-004

applemac_os_xMatch10.14.6security_update_2020-005

applemac_os_xMatch10.14.6security_update_2020-006

applemac_os_xMatch10.14.6security_update_2020-007

applemac_os_xMatch10.14.6security_update_2021-001

applemac_os_xMatch10.14.6security_update_2021-002

applemac_os_xMatch10.14.6security_update_2021-003

applemac_os_xMatch10.14.6security_update_2021-004

applemac_os_xMatch10.14.6supplemental_update

applemac_os_xMatch10.14.6supplemental_update_2

applemac_os_xMatch10.15.7-

applemac_os_xMatch10.15.7security_update_2020

applemac_os_xMatch10.15.7security_update_2020-001

applemac_os_xMatch10.15.7security_update_2020-005

applemac_os_xMatch10.15.7security_update_2020-007

applemac_os_xMatch10.15.7security_update_2021-001

applemac_os_xMatch10.15.7security_update_2021-002

applemac_os_xMatch10.15.7security_update_2021-003

applemac_os_xMatch10.15.7supplemental_update

applemacosRange11.0–11.5

appletvosRange<14.7

applewatchosRange<7.6

References

support.apple.com/en-us/HT212600

support.apple.com/en-us/HT212601

support.apple.com/en-us/HT212602

support.apple.com/en-us/HT212603

support.apple.com/en-us/HT212604

support.apple.com/en-us/HT212605

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.002

Percentile

53.3%

JSON

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