High severity · published Dec 3, 2020
CVE-2020-13543
A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0
8.8
CVSS
3.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.5% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WE
Webkitgtk · Webkitgtk
2.30.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-13543
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-13543
Third Party Advisory
https://security.gentoo.org/glsa/202012-10
Exploit
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155
Not Applicable
https://www.oracle.com/security-alerts/cpuapr2022.html
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