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CVE-2023-6345

Google Skia Integer Overflow

9.6 CRITICALActively exploited (CISA KEV)EPSS 16.5%
  1. Published29 Nov 2023
  2. Added to CISA KEV30 Nov 2023
  3. Remediation due21 Dec 2023
Actively exploited (CISA KEV)

Google Chromium Skia contains an integer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a malicious file. This vulnerability affects Google Chrome and ChromeOS, Android, Flutter, and possibly other products.

Added to KEV: 30 Nov 2023Federal remediation due: 21 Dec 2023

Description

Integer overflow in Skia in Google Chrome prior to 119.0.6045.199 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)

CVSS 3.1 breakdown

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

Affected products

Google Chrome< 119.0.6045.199
Microsoft Edge Chromium< 119.0.2151.97
Debian Linux11.0 · 12.0
Fedoraproject Fedora37 · 38 · 39

Remediation

Fixed in
Google Chrome≥ 119.0.6045.199
Microsoft Edge Chromium≥ 119.0.2151.97

References

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Frequently asked

Is CVE-2023-6345 being actively exploited?

Yes. CVE-2023-6345 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 30 Nov 2023.

How severe is CVE-2023-6345?

CVE-2023-6345 has a CVSS 3.1 base score of 9.6, rated critical. EPSS estimates a 16.5% probability of exploitation.

Which products are affected by CVE-2023-6345?

Affected products include Google Chrome, Microsoft Edge Chromium, Debian Linux, Fedoraproject Fedora.

How do I fix CVE-2023-6345?

Upgrade affected software to a fixed version, for example Google Chrome 119.0.6045.199, Microsoft Edge Chromium 119.0.2151.97 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-6345 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.