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nvd[email protected]NVD:CVE-2021-30771
HistoryMar 18, 2022 - 6:15 p.m.

CVE-2021-30771

2022-03-1818:15:11
CWE-787
[email protected]
web.nvd.nist.gov
5
cve-2021-30771
out-of-bounds write
improved input validation
arbitrary code execution
font file倄理.

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

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

0.001

Percentile

43.9%

JSON

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, iOS 14.6 and iPadOS 14.6, watchOS 7.5, tvOS 14.6. Processing a maliciously crafted font file may lead to arbitrary code execution.

Affected configurations

Nvd
Node
appleipadosRange<14.6
OR
appleiphone_osRange<14.6
OR
applemacosRange11.0–11.4
OR
appletvosRange<14.6
OR
applewatchosRange<7.5
VendorProductVersionCPE
appleipados*cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
appleiphone_os*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
appletvos*cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
applewatchos*cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Related

zdi 1
cvelist 1
cve 1
prion 1
apple 4
openvas 1
zdi
zdi
Apple macOS libFontParser TTF Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
2022-02-16 00:00:00
cvelist
cvelist
CVE-2021-30771
2022-03-18 17:59:11
cve
cve
CVE-2021-30771
2022-03-18 18:15:11
prion
prion
Input validation
2022-03-18 18:15:00
apple
apple
About the security content of watchOS 7.5
2021-05-24 00:00:00
About the security content of tvOS 14.6
2021-05-24 00:00:00
About the security content of iOS 14.6 and iPadOS 14.6
2021-05-24 00:00:00
openvas
openvas
Apple Mac OS X Security Update (HT212529)
2022-09-01 00:00:00

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

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

0.001

Percentile

43.9%

JSON
Related for NVD:CVE-2021-30771
zdi1cvelist1cve1prion1apple4openvas1