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[email protected]NVD:CVE-2021-1809

HistorySep 08, 2021 - 3:15 p.m.

CVE-2021-1809

2021-09-0815:15:09

CWE-787

[email protected]

web.nvd.nist.gov

memory corruption

improved validation

security update 2021-002 catalina

security update 2021-003 mojave

ios 14.5

ipados 14.5

watchos 7.4

tvos 14.5

macos big sur 11.3

malicious application

restricted memory

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

68.3%

JSON

A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to read restricted memory.

Affected configurations

Nvd

Node

appleipadosRange<14.5

appleiphone_osRange<14.5

applemac_os_xRange10.14–10.14.5

applemac_os_xRange10.15–10.15.5

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_xMatch10.14.6supplemental_update

applemac_os_xMatch10.14.6supplemental_update_2

applemac_os_xMatch10.15.6-

applemac_os_xMatch10.15.6supplemental_update

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_xMatch10.15.7supplemental_update

applemacosRange11.0–11.3

appletvosRange<14.5

applewatchosRange<7.4

VendorProductVersionCPE
appleipados*cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
appleiphone_os*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
applemac_os_x*cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
applemac_os_x10.14.6cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*

Vendor	Product	Version	CPE
apple	ipados	*	cpe:2.3:o:apple:ipados::::::::
apple	iphone_os	*	cpe:2.3:o:apple:iphone_os::::::::
apple	mac_os_x	*	cpe:2.3:o:apple:mac_os_x::::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:-::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006::::::
apple	mac_os_x	10.14.6	cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007::::::

Rows per page:

1-10 of 331

References

support.apple.com/en-us/HT212317

support.apple.com/en-us/HT212323

support.apple.com/en-us/HT212324

support.apple.com/en-us/HT212325

support.apple.com/en-us/HT212326

support.apple.com/en-us/HT212327

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

68.3%

JSON

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