SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-13584

An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.1 x64.

HIGH 8.8EPSS 4.94%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.1 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in a remote code execution. The victim needs to visit a malicious web site 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
4.94% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
webkitgtk/webkitgtk · fedoraproject/fedora
Source
talos-cna@cisco.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.