SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-18342

Execution of user supplied Javascript during object deserialization can update object length 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…

HIGH 8.8EPSS 2.65%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Execution of user supplied Javascript during object deserialization can update object length 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 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
2.65% probability · 85th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
google/chrome · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation · debian/debian linux
Source
chrome-cve-admin@google.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.