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ubuntucveUbuntu.comUB:CVE-2019-8844
HistoryJan 28, 2020 - 12:00 a.m.

CVE-2019-8844

2020-01-2800:00:00
ubuntu.com
ubuntu.com
26
cve-2019-8844
memory corruption
tvos 13.3
watchos 6.1.1
icloud for windows 10.9
ios 13.3
ipados 13.3
safari 13.0.4
itunes 12.10.3 for windows
limited support
webkit
javascriptcore
arbitrary code execution

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

0.006

Percentile

79.3%

Multiple memory corruption issues were addressed with improved memory
handling. This issue is fixed in tvOS 13.3, watchOS 6.1.1, iCloud for
Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for
Windows, iCloud for Windows 7.16. Processing maliciously crafted web
content may lead to arbitrary code execution.

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
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchwebkit2gtk< 2.26.3-0ubuntu0.18.04.1UNKNOWN
ubuntu19.10noarchwebkit2gtk< 2.26.3-0ubuntu0.19.10.1UNKNOWN

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

0.006

Percentile

79.3%