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Known exploited vulnerability

CVE-2023-6345

criticalCVSS 3.1 9.6In CISA KEVEPSS 16%Published · Google

The short answer

CVE-2023-6345 affects Google Chrome and is rated critical (CVSS 9.6). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-11-30: attackers are using it, so patch it first.

What it is

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)

Weakness: CWE-190.

Severity

9.6 critical

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

Exploited (CISA KEV)

Yes, since Nov 30, 2023

Federal due date Dec 21, 2023

EPSS, next 30 days

16%

Higher than 97% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality impact
High
Integrity impact
High
Availability impact
High

What CISA says to do

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

Affected products

Chrome. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2023-6345 being exploited?

Yes. CISA added CVE-2023-6345 to its Known Exploited Vulnerabilities catalog on 2023-11-30, with a federal remediation due date of 2023-12-21.

How do I fix CVE-2023-6345?

CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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