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CVE-2020-13543

Date: December 3, 2020

A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0. A specially crafted web page can trigger a use-after-free vulnerability which can lead to remote code execution. An attacker can get a user to visit a webpage to trigger this vulnerability.

Severity Score

Related Resources (9)

https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13543
https://access.redhat.com/security/cve/CVE-2020-13543
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155
https://www.oracle.com/security-alerts/cpuapr2022.html
https://nvd.nist.gov/vuln/detail/CVE-2020-13543
https://security.alpinelinux.org/vuln/CVE-2020-13543
https://security.gentoo.org/glsa/202012-10
https://security-tracker.debian.org/tracker/CVE-2020-13543
https://www.mend.io/vulnerability-database/CVE-2020-13543

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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