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ubuntucveUbuntu.comUB:CVE-2023-2203
HistoryMay 17, 2023 - 12:00 a.m.

CVE-2023-2203

2023-05-1700:00:00
ubuntu.com
ubuntu.com
7

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

36.5%

A flaw was found in the WebKitGTK package. An improper input validation
issue may lead to a use-after-free vulnerability. This flaw allows
attackers with network access to pass specially crafted web content files,
causing a denial of service or arbitrary code execution. This CVE exists
because of a CVE-2023-28205 security regression for the WebKitGTK package
in Red Hat Enterprise Linux 8.8 and Red Hat Enterprise Linux 9.2.

Bugs

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
mdeslaur This CVE is specific to Red Hat’s webkitgtk package, Ubuntu is not vulnerable to this issue.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchwebkit2gtk< anyUNKNOWN
ubuntu16.04noarchwebkit2gtk< anyUNKNOWN

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

36.5%