CVE-2023-2203

moderate-risk

Published 2023-05-17

A flaw was found in the WebKitGTK package. An improper input validation issue may lead to a use-after-free vulnerability. This flaw allows attackers with network access to pass specially crafted web content files, causing a denial of service or arbitrary code execution. This CVE exists because of a CVE-2023-28205 security regression for the WebKitGTK package in Red Hat Enterprise Linux 8.8 and Red Hat Enterprise Linux 9.2.

Do I need to act?

0.11% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 8.8/10 High

NETWORK / LOW complexity

Affected Products (9)

Webkit2Gtk3

Enterprise Linux

Enterprise Linux Eus

Enterprise Linux Server Aus

Enterprise Linux Server Tus

Affected Vendors

Redhat Webkitgtk

References (8)

Third Party Advisory https://access.redhat.com/errata/RHSA-2023:2653

Third Party Advisory https://access.redhat.com/errata/RHSA-2023:3108

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-2203

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2188543

Third Party Advisory https://access.redhat.com/errata/RHSA-2023:2653

Third Party Advisory https://access.redhat.com/errata/RHSA-2023:3108

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-2203

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2188543

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moderate-risk

Severity 30/34 · Critical

Exploitability 0/34 · Minimal

Exposure 15/34 · Moderate