VulnerabilityModified
CVE-2020-13543
A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0.
HIGH 8.8EPSS 3.49%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 3.49% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- webkitgtk/webkitgtk
- Source
- talos-cna@cisco.com
References
- https://security.gentoo.org/glsa/202012-10Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155Exploit, Technical Description, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlNot Applicable, Third Party Advisory
- https://security.gentoo.org/glsa/202012-10Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155Exploit, Technical Description, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlNot Applicable, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.