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cve[email protected]CVE-2021-1881
HistorySep 08, 2021 - 3:15 p.m.

CVE-2021-1881

2021-09-0815:15:00
CWE-125
[email protected]
web.nvd.nist.gov
62
cve-2021-1881
out-of-bounds read
input validation
security update
arbitrary code execution
font file
nvd

7.8 High

CVSS3

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

8 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

48.0%

JSON

An out-of-bounds read was addressed with improved input 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. Processing a maliciously crafted font file may lead to arbitrary code execution.

VendorProductVersionCPE
appleiphone_os*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
appleipad_os*cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
appletvos*cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
applewatchos*cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

Related

prion 1
zdi 1
openvas 3
apple 6
nessus 3
prion
prion
Input validation
2021-09-08 15:15:00
zdi
zdi
Apple macOS libFontParser OTF Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
2021-05-20 00:00:00
openvas
openvas
Apple Mac OS X Security Update (HT212327)
2022-09-22 00:00:00
Apple Mac OS X Security Update (HT212326)
2022-09-02 00:00:00
Apple Mac OS X Security Update (HT212325)
2022-09-02 00:00:00
apple
apple
About the security content of Security Update 2021-003 Mojave
2021-04-26 00:00:00
About the security content of Security Update 2021-002 Catalina
2021-04-26 00:00:00
About the security content of tvOS 14.5
2021-04-26 00:00:00
nessus
nessus
macOS 10.14.x < 10.14.6 Security Update 2021-003 Mojave (HT212327)
2021-04-28 00:00:00
macOS 10.15.x < 10.15.7 Security Update 2021-002 Catalina (HT212326)
2021-04-28 00:00:00
macOS 11.x < 11.3 (HT212325)
2021-04-28 00:00:00

7.8 High

CVSS3

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

8 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

48.0%

JSON
Related for CVE-2021-1881
prion1zdi1openvas3apple6nessus3