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ubuntucveUbuntu.comUB:CVE-2021-1820
HistorySep 08, 2021 - 12:00 a.m.

CVE-2021-1820

2021-09-0800:00:00
ubuntu.com
ubuntu.com
26

6.5 Medium

CVSS3

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

46.6%

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.

Notes

Author Note
jdstrand webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8

Related

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suse 2
gentoo 1
ibm 1
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veracode
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Remote Code Execution (RCE)
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NewStart CGSL MAIN 6.02 : webkit2gtk3 Multiple Vulnerabilities (NS-SA-2022-0048)
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2022-02-09 00:00:00
RHEL 8 : GNOME (RHSA-2021:1586)
2021-05-19 00:00:00
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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
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2021-04-26 00:00:00
About the security content of watchOS 7.4
2021-04-26 00:00:00
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2021-04-26 00:00:00
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Security update for webkit2gtk3 (important)
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Important: webkitgtk4
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6.5 Medium

CVSS3

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

46.6%

JSON
Related for UB:CVE-2021-1820
veracode1prion1redhatcve1cve1alpinelinux1debiancve1nessus12openvas7osv3rocky1redhat1apple4suse2gentoo1ibm1amazon1