Known exploited vulnerability
CVE-2023-3079
The short answer
CVE-2023-3079 affects Google Chrome and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-06-07: attackers are using it, so patch it first.
What it is
Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Weakness: CWE-843.
Severity
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Jun 7, 2023
Federal due date Jun 28, 2023
EPSS, next 30 days
38%
Higher than 99% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
Chrome. NVD's record lists the exact affected versions.
References
- chromereleases.googleblog.com/2023/06/stable-channel-update-for-desktop.html Vendor Advisory
- crbug.com/1450481 ExploitIssue Tracking
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DYTXO5E3FI3I2ETDP3HF4SHYYTFMKMIC/ Mailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4OXTNIZY4JYHJT7CVLPAJQILI6BISVM/ Mailing ListThird Party Advisory
- security.gentoo.org/glsa/202311-11 Third Party Advisory
- security.gentoo.org/glsa/202401-34 Third Party Advisory
- www.couchbase.com/alerts/ Third Party Advisory
- www.debian.org/security/2023/dsa-5420 Mailing ListThird Party Advisory
- chromereleases.googleblog.com/2023/06/stable-channel-update-for-desktop.html Vendor Advisory
- crbug.com/1450481 ExploitIssue Tracking
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DYTXO5E3FI3I2ETDP3HF4SHYYTFMKMIC/ Mailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4OXTNIZY4JYHJT7CVLPAJQILI6BISVM/ Mailing ListThird Party Advisory
Questions
Is CVE-2023-3079 being exploited?
Yes. CISA added CVE-2023-3079 to its Known Exploited Vulnerabilities catalog on 2023-06-07, with a federal remediation due date of 2023-06-28.
How do I fix CVE-2023-3079?
CISA's required action: Apply updates per vendor instructions.
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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