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Fencer Intel
medium 6.5

CVE-2018-18352 json

Service works could inappropriately gain access to cross origin audio in Media in Google Chrome prior to 71.0.3578.80 allowed a remote atta…

published 2018-12-11 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-10083

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

Service works could inappropriately gain access to cross origin audio in Media in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to bypass same origin policy for audio content via a crafted HTML page.

Patch / fix

  • Google Chrome 71.0.3578.80
  • chromium Debian 14, Debian 13, Debian 12 71.0.3578.80-1

debian advisories DEBIAN-CVE-2018-18352

  • chromium-browser Ubuntu 16.04 LTS 71.0.3578.80-0ubuntu0.16.04.1
  • chromium-browser Ubuntu 18.04 LTS 71.0.3578.80-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2018-18352

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • chromium-browser RHEL 6 EXTRAS 71.0.3578.80-1.el6_10

red hat advisories RHSA-2018:3803

  • chromium openSUSE Tumbleweed 93.0.4577.82-1.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1
  • chromium Package Hub 12 SP2 71.0.3578.98-80.1

opensuse advisories openSUSE-SU-2024:10681-1openSUSE-SU-2024:12948-1openSUSE-SU-2018:4143-1

  • chromium Arch Linux 71.0.3578.80-1

arch linux advisories AVG-824

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-18352 updated cvss 6.5

chromium-browser: Inappropriate implementation in Media

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 71.0.3578.80-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 71.0.3578.80-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 71.0.3578.80-1.el6_10
    fixed: vendor fix RHSA-2018:3803

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.39% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Google Chrome

Classification

Weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.