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[email protected]NVD:CVE-2021-30737

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

CVE-2021-30737

2021-09-0814:15:09

CWE-787

[email protected]

web.nvd.nist.gov

memory corruption

asn.1 decoder

security update

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.004

Percentile

73.1%

JSON

A memory corruption issue in the ASN.1 decoder was addressed by removing the vulnerable code. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, iOS 12.5.4, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted certificate may lead to arbitrary code execution.

Affected configurations

Nvd

Node

appleipadosRange<14.6

appleiphone_osRange<12.5.4

appleiphone_osRange13.0–14.6

applemac_os_xRange10.14.0–10.14.5

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_xMatch10.14.6security_update_2021-003

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_xMatch10.15.7security_update_2021-002

applemac_os_xMatch10.15.7supplemental_update

applemacosRange11.0.1–11.4

appletvosRange<14.6

applewatchosRange<7.5

References

support.apple.com/en-us/HT212528

support.apple.com/en-us/HT212529

support.apple.com/en-us/HT212530

support.apple.com/en-us/HT212531

support.apple.com/en-us/HT212532

support.apple.com/en-us/HT212533

support.apple.com/en-us/HT212548

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.004

Percentile

73.1%

JSON

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