CVE-2021-21806

An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim needs to visit a malicious web site to trigger the vulnerability.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2021/07/23/1	Mailing List Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1214	Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/07/23/1	Mailing List Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1214	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:webkitgtk:webkitgtk:2.30.3:*:*:*:*:*:x64:*

History

21 Nov 2024, 05:49

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2021/07/23/1 - Mailing List, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2021/07/23/1 - Mailing List, Third Party Advisory
References	~~() https://talosintelligence.com/vulnerability_reports/TALOS-2020-1214 - Exploit, Third Party Advisory~~	() https://talosintelligence.com/vulnerability_reports/TALOS-2020-1214 - Exploit, Third Party Advisory

Information

Published : 2021-07-08 12:15

Updated : 2024-11-21 05:49

NVD link : CVE-2021-21806

Mitre link : CVE-2021-21806

CVE.ORG link : CVE-2021-21806

JSON object : View

Products Affected

webkitgtk

webkitgtk

CWE

CWE-416

Use After Free

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