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redhatcveRedhat.comRH:CVE-2021-1820
HistoryJul 28, 2021 - 1:54 p.m.

CVE-2021-1820

2021-07-2813:54:12
redhat.com
access.redhat.com
29
memory handling
macos
ios
ipados
watchos
tvos
web content disclosure

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

48.0%

JSON

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.

Related

veracode 1
nvd 1
alpinelinux 1
debiancve 1
cvelist 1
prion 1
ubuntucve 1
cve 1
nessus 14
osv 3
openvas 7
redhat 1
rocky 1
apple 4
suse 2
gentoo 1
amazon 2
ibm 1
veracode
veracode
Remote Code Execution (RCE)
2021-07-29 11:46:28
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CVE-2021-1820
2021-09-08 15:15:09
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2021-09-08 15:15:09
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2021-09-08 14:54:41
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Memory corruption
2021-09-08 15:15:00
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2021-09-08 00:00:00
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nessus
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NewStart CGSL MAIN 6.02 : webkit2gtk3 Multiple Vulnerabilities (NS-SA-2022-0048)
2022-05-09 00:00:00
RHEL 8 : GNOME (RHSA-2021:1586)
2021-05-19 00:00:00
Rocky Linux 8 : GNOME (RLSA-2021:1586)
2022-02-09 00:00:00
osv
osv
webkit2gtk - security update
2020-11-23 00:00:00
Moderate: GNOME security, bug fix, and enhancement update
2021-05-18 05:35:26
Moderate: GNOME security, bug fix, and enhancement update
2021-05-18 05:35:26
openvas
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Debian: Security Advisory (DSA-4797-1)
2020-11-26 00:00:00
openSUSE: Security Advisory for webkit2gtk3 (openSUSE-SU-2022:0182-1)
2022-02-08 00:00:00
openSUSE: Security Advisory for webkit2gtk3 (openSUSE-SU-2022:0182-2)
2022-02-22 00:00:00
redhat
redhat
(RHSA-2021:1586) Moderate: GNOME security, bug fix, and enhancement update
2021-05-18 05:35:26
rocky
rocky
GNOME security, bug fix, and enhancement update
2021-05-18 05:35:26
apple
apple
About the security content of tvOS 14.5
2021-04-26 00:00:00
About the security content of watchOS 7.4
2021-04-26 00:00:00
About the security content of iOS 14.5 and iPadOS 14.5
2021-04-26 00:00:00
suse
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Security update for webkit2gtk3 (important)
2022-01-25 00:00:00
Security update for webkit2gtk3 (important)
2022-02-17 00:00:00
gentoo
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WebkitGTK+: Multiple vulnerabilities
2022-02-01 00:00:00
amazon
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Important: webkitgtk4
2023-06-07 23:52:00
Important: webkitgtk4
2023-06-07 23:52:00
ibm
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Security Bulletin: Cloud Pak for Security uses packages that are vulnerable to several CVEs
2021-10-19 15:38:04

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

48.0%

JSON
Related for RH:CVE-2021-1820
veracode1nvd1alpinelinux1debiancve1cvelist1prion1ubuntucve1cve1nessus14osv3openvas7redhat1rocky1apple4suse2gentoo1amazon2ibm1