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Cve@mitre.orgCVE-2021-45482
HistoryDec 25, 2021 - 1:15 a.m.

CVE-2021-45482

2021-12-2501:15:00
CWE-416
cve@mitre.org
web.nvd.nist.gov
105
cve
2021
45482
webkitgtk
use-after-free
vulnerability
webcore
containernode
nvd

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

43.4%

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

CPENameOperatorVersion
webkitgtk:webkitgtkwebkitgtklt2.32.4
How to protect your server from attacks?

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

43.4%

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