CVE DATABASE / CVE-2018-17480
CVE-2018-17480
Google Chromium V8 Out-of-Bounds Write Vulnerability
CVSS 8.8 · HIGH
⚠ CISA KEV — ACTIVELY EXPLOITED
On the CISA KEV catalog
Confirmed exploited in the wild. Added 2022-06-08.
Federal remediation due 2022-06-22.
Required action: Apply updates per vendor instructions.
Summary
Execution of user supplied Javascript during array deserialization leading to an out of bounds write in V8 in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
CVSS 3.1 breakdown
| Base score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Google chromeRedhat enterprise linux desktopRedhat enterprise linux serverRedhat enterprise linux workstationDebian debian linux
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References
- http://www.securityfocus.com/bid/106084
- https://access.redhat.com/errata/RHSA-2018:3803
- https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
- https://crbug.com/905940
- https://security.gentoo.org/glsa/201908-18
- https://www.debian.org/security/2018/dsa-4352
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-17480
Data: NIST NVD + CISA KEV. NVD last modified 2025-10-24. Always verify against the vendor advisory before acting.