Buffer overflow in WebKitGTK+ and WPE WebKit - CVE-2023-32409

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Main Vulnerability Database Vulnerabilities #VU76311

Buffer overflow in WebKitGTK+ and WPE WebKit - CVE-2023-32409

Published: May 18, 2023 / Updated: May 18, 2023


Vulnerability identifier: #VU76311
CSH Severity: Critical
CVSS v4 BT: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]
CVE-ID: CVE-2023-32409
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in WebKit. A remote attacker can trick the victim to visit a specially crafted web page, trigger memory corruption and break out of Web Content sandbox.

Note, the vulnerability is being actively exploited in the wild.


Affected software

WebKitGTK+
WPE WebKit
watchOS
macOS
iPadOS
Apple iOS
tvOS
openEuler
Apple Safari
webkit2gtk3-debugsource
webkit2gtk3-help
webkit2gtk3-jsc-devel
webkit2gtk3-devel
webkit2gtk3-debuginfo
webkit2gtk3-jsc
webkit2gtk3

How to mitigate CVE-2023-32409

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

watchOS - update to 9.5 20T562
macOS - update to 13.4 22F66
iPadOS - addressed in versions 15.7.8 19H364, 16.5 20F66
Apple iOS - addressed in versions 15.7.8 19H364, 16.5 20F66
Apple Safari - update to 16.5
tvOS - update to 16.5 20L562
webkit2gtk3-debugsource - update to 2.36.3-4
webkit2gtk3-help - update to 2.36.3-4
webkit2gtk3-jsc-devel - update to 2.36.3-4
webkit2gtk3-devel - update to 2.36.3-4
webkit2gtk3-debuginfo - update to 2.36.3-4
webkit2gtk3-jsc - update to 2.36.3-4
webkit2gtk3 - update to 2.36.3-4

External References

Related Security Bulletins