Known exploited vulnerability
CVE-2018-6065
The short answer
CVE-2018-6065 affects Google Chrome and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-06-08: attackers are using it, so patch it first.
What it is
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.
Weakness: CWE-190.
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 8, 2022
Federal due date Jun 22, 2022
EPSS, next 30 days
60%
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
- access.redhat.com/errata/RHSA-2018:0484 Third Party Advisory
- chromereleases.googleblog.com/2018/03/stable-channel-update-for-desktop.html Release NotesVendor Advisory
- crbug.com/808192 ExploitIssue Tracking
- www.debian.org/security/2018/dsa-4182 Mailing ListThird Party Advisory
- www.exploit-db.com/exploits/44584/ ExploitThird Party AdvisoryVDB Entry
- www.zerodayinitiative.com/advisories/ZDI-19-367/ Third Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2018:0484 Third Party Advisory
- chromereleases.googleblog.com/2018/03/stable-channel-update-for-desktop.html Release NotesVendor Advisory
- crbug.com/808192 ExploitIssue Tracking
- www.debian.org/security/2018/dsa-4182 Mailing ListThird Party Advisory
- www.exploit-db.com/exploits/44584/ ExploitThird Party AdvisoryVDB Entry
- www.zerodayinitiative.com/advisories/ZDI-19-367/ Third Party AdvisoryVDB Entry
Questions
Is CVE-2018-6065 being exploited?
Yes. CISA added CVE-2018-6065 to its Known Exploited Vulnerabilities catalog on 2022-06-08, with a federal remediation due date of 2022-06-22.
How do I fix CVE-2018-6065?
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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