CVE & CISA-KEV Catalog

CVE-2023-4427

HIGHEPSS 98th pctl
8.1
CVSS v3
NVD

Description

Out of bounds memory access in V8 in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: High)

How to fix

Remediation Available
chromiumDebian
Fixed in:116.0.5845.110-1~deb11u1CVE-2023-4427
Fixed in:116.0.5845.110-1~deb12u1CVE-2023-4427
Fixed in:116.0.5845.110-1CVE-2023-4427
Fixed in:116.0.5845.110-1CVE-2023-4427
Google ChromeWindows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC
Google Chrome (EXE)Windows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC
Google Chrome BetaWindows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC
Google Chrome Beta (EXE)Windows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC
Google Chrome CanaryWindows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC
Google Chrome DevWindows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC
Google Chrome Dev (EXE)Windows application
Affected:116.0.5845.110Fixed in:116.0.5845.110Google LLC

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Exploit Intelligence

33.98%probability of exploitation in 30 days
98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2014-0160High7.5100%KEVFix
CVE-2025-5777High7.5100%KEV + RansomFix
CVE-2021-4034High7.895%KEVFix
CVE-2020-8794Critical9.889%-Fix
CVE-2023-49285High8.689%-Fix
CVE-2023-21769High7.589%-Fix

Common questions

How do I fix CVE-2023-4427?

Published advisories record a fix for 8 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2023-4427 being actively exploited?

Not that we know of. CVE-2023-4427 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 34.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 98% of all scored CVEs.

How severe is CVE-2023-4427?

CVE-2023-4427 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2023-4427 affect?

Published advisories record a fix for chromium (Debian), Google Chrome (Windows application), Google Chrome (EXE) (Windows application), Google Chrome Beta (Windows application), and 4 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.