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CVE-2018-17476

17
FAUCET Score

CVE-2018-17476 describes an issue in Google Chrome's Cast UI, specifically prior to version 70.0.3538.67, where incorrect dialog placement allowed a remote attacker to obscure the full-screen warning through a crafted HTML page. This vulnerability has a CVSS score of 4.3 (Medium), indicating a network-based attack requiring user interaction, with a low impact on integrity and no impact on confidentiality or availability. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and it has received minimal community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 70.0.3538.67CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.35%
Probability of exploitation in next 30 days
EPSS Percentile
68.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0135 is in the 81st percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: chromium-browser-0:70.0.3538.67-1.el6_10
View patch

Vendor Advisories (1)

redhatCVE-2018-17476Low

chromium-browser: Security UI occlusion in full screen mode

Oct 16, 2018

References

access.redhat.com / errata/RHSA-2018:3004
chromereleases.googleblog.com / 2018/10/stable-channel-update-for-desktop.html
crbug.com / 812769
security.gentoo.org / glsa/201811-10
debian.org / security/2018/dsa-4330
securityfocus.com / bid/105666