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Actively exploited · Published Sep 5, 2023 · Assigned by Chrome

CVE-2023-4762

High 8.8 Exploited

In plain English

A high-severity type confusion in Chrome from Google. Attackers are actively exploiting it in the wild (listed by CISA on February 6, 2024). The chance it is exploited in the next 30 days is estimated at 41.4% (higher than 99% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)41.4%top 1.3% of all CVEs
Exploited in the wildYesCISA KEV since Feb 6, 2024
Attack tooling1Public PoC

CISA guidance

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Federal agencies must remediate by Feb 27, 2024.

Official description

Type Confusion in V8 in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20qt5-qtwebengine5.15.15-r2ALPINE-CVE-2023-4762
Alpine:v3.21qt5-qtwebengine5.15.15-r2ALPINE-CVE-2023-4762
Alpine:v3.22qt5-qtwebengine5.15.15-r2ALPINE-CVE-2023-4762
Alpine:v3.23qt5-qtwebengine5.15.15-r2ALPINE-CVE-2023-4762
Debian:12chromium116.0.5845.180-1~deb12u1DSA-5491-1
Debian:12chromium116.0.5845.180-1~deb12u1DEBIAN-CVE-2023-4762
Debian:13chromium116.0.5845.180-1DEBIAN-CVE-2023-4762
Debian:14chromium116.0.5845.180-1DEBIAN-CVE-2023-4762

Affected products (as reported)

VendorProductVersions
Google Chrome 116.0.5845.179 – before 116.0.5845.179

Weakness: CWE-843 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References