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ubuntucveUbuntu.comUB:CVE-2021-45482
HistoryDec 25, 2021 - 12:00 a.m.

CVE-2021-45482

2021-12-2500:00:00
ubuntu.com
ubuntu.com
20

CVSS2

6.8

Attack Vector

NETWORK

Attack 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

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

0.004

Percentile

72.9%

In WebKitGTK before 2.32.4, there is a use-after-free in
WebCore::ContainerNode::firstChild, a different vulnerability than
CVE-2021-30889.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchwebkit2gtk< 2.32.4-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchwebkit2gtk< 2.32.4-0ubuntu0.20.04.1UNKNOWN

CVSS2

6.8

Attack Vector

NETWORK

Attack 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

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

0.004

Percentile

72.9%