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CVE-2018-6065

Google Chromium V8 Integer Overflow

8.8 HIGHActively exploited (CISA KEV)Public exploitEPSS 60.3%
  1. Published14 Nov 2018
  2. Added to CISA KEV8 Jun 2022
  3. Remediation due22 Jun 2022
Actively exploited (CISA KEV)

Google Chromium V8 Engine contains an integer overflow vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Added to KEV: 8 Jun 2022Federal remediation due: 22 Jun 2022

Description

Integer overflow in computing the required allocation size when instantiating a new javascript object in V8 in Google Chrome prior to 65.0.3325.146 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Google Chrome< 65.0.3325.146
Mi Mi6 Browserall versions
Debian Linux9.0
Redhat Enterprise Linux Desktop6.0
Redhat Enterprise Linux Server6.0
Redhat Enterprise Linux Workstation6.0

Remediation

Fixed in
Google Chrome≥ 65.0.3325.146

References

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Frequently asked

Is CVE-2018-6065 being actively exploited?

Yes. CVE-2018-6065 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 8 Jun 2022.

How severe is CVE-2018-6065?

CVE-2018-6065 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 60.3% probability of exploitation.

Which products are affected by CVE-2018-6065?

Affected products include Google Chrome, Mi Mi6 Browser, Debian Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, and 1 more.

How do I fix CVE-2018-6065?

Upgrade affected software to a fixed version, for example Google Chrome 65.0.3325.146 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2018-6065 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.