Inappropriate setting of the SEE_MASK_FLAG_NO_UI flag in file downloads in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to potentially bypass OS malware checks via a crafted HTML page.

Update to 66.0.3359.181. Security fix for CVE-2018-6085 CVE-2018-6086 CVE-2018-6087 CVE-2018-6088 CVE-2018-6089 CVE-2018-6090 CVE-2018-6091 CVE-2018-6092 CVE-2018-6093 CVE-2018-6094 CVE-2018-6095 CVE-2018-6096 CVE-2018-6097 CVE-2018-6098 CVE-2018-6099 CVE-2018-6100 CVE-2018-6101 CVE-2018-6102 CVE-2018-6103 CVE-2018-6104 CVE-2018-6105 CVE-2018-6106 CVE-2018-6107 CVE-2018-6108 CVE-2018-6109 CVE-2018-6110 CVE-2018-6111 CVE-2018-6112 CVE-2018-6113 CVE-2018-6114 CVE-2018-6116 CVE-2018-6117 CVE-2018-6118 CVE-2018-6121 CVE-2018-6122 CVE-2018-6120

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The version of Google Chrome installed on the remote host is prior to 66.0.3359.117. It is, therefore, affected by multiple unspecified vulnerabilities as noted in Chrome stable channel update release notes for April 17th, 2018. Please refer to the release notes for additional information.

Note that Nessus has not attempted to exploit these issues but has instead relied only on the application's self-reported version number.

The version of Google Chrome installed on the remote Windows host is prior to 66.0.3359.117. It is, therefore, affected by a multiple unspecified vulnerabilities as noted in Chrome stable channel update release notes for April 17th, 2018. Please refer to the release notes for additional information.

Note that Nessus has not attempted to exploit these issues but has instead relied only on the application's self-reported version number.

Google Chrome Releases reports :

62 security fixes in this release :

- [826626] Critical CVE-2018-6085: Use after free in Disk Cache.
Reported by Ned Williamson on 2018-03-28

- [827492] Critical CVE-2018-6086: Use after free in Disk Cache.
Reported by Ned Williamson on 2018-03-30

- [813876] High CVE-2018-6087: Use after free in WebAssembly. Reported by Anonymous on 2018-02-20

- [822091] High CVE-2018-6088: Use after free in PDFium. Reported by Anonymous on 2018-03-15

- [808838] High CVE-2018-6089: Same origin policy bypass in Service Worker. Reported by Rob Wu on 2018-02-04

- [820913] High CVE-2018-6090: Heap buffer overflow in Skia. Reported by ZhanJia Song on 2018-03-12

- [771933] High CVE-2018-6091: Incorrect handling of plug-ins by Service Worker. Reported by Jun Kokatsu (@shhnjk) on 2017-10-05

- [819869] High CVE-2018-6092: Integer overflow in WebAssembly.
Reported by Natalie Silvanovich of Google Project Zero on 2018-03-08

- [780435] Medium CVE-2018-6093: Same origin bypass in Service Worker.
Reported by Jun Kokatsu (@shhnjk) on 2017-11-01

- [633030] Medium CVE-2018-6094: Exploit hardening regression in Oilpan. Reported by Chris Rohlf on 2016-08-01

- [637098] Medium CVE-2018-6095: Lack of meaningful user interaction requirement before file upload. Reported by Abdulrahman Alqabandi (@qab) on 2016-08-11

- [776418] Medium CVE-2018-6096: Fullscreen UI spoof. Reported by WenXu Wu of Tencent's Xuanwu Lab on 2017-10-19

- [806162] Medium CVE-2018-6097: Fullscreen UI spoof. Reported by xisigr of Tencent's Xuanwu Lab on 2018-01-26

- [798892] Medium CVE-2018-6098: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-01-03

- [808825] Medium CVE-2018-6099: CORS bypass in ServiceWorker.
Reported by Jun Kokatsu (@shhnjk) on 2018-02-03

- [811117] Medium CVE-2018-6100: URL spoof in Omnibox. Reported by Lnyas Zhang on 2018-02-11

- [813540] Medium CVE-2018-6101: Insufficient protection of remote debugging prototol in DevTools . Reported by Rob Wu on 2018-02-19

- [813814] Medium CVE-2018-6102: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-02-20

- [816033] Medium CVE-2018-6103: UI spoof in Permissions. Reported by Khalil Zhani on 2018-02-24

- [820068] Medium CVE-2018-6104: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-03-08

- [803571] Medium CVE-2018-6105: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-01-18

- [805729] Medium CVE-2018-6106: Incorrect handling of promises in V8.
Reported by lokihardt of Google Project Zero on 2018-01-25

- [808316] Medium CVE-2018-6107: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-02-02

- [816769] Medium CVE-2018-6108: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-02-27

- [710190] Low CVE-2018-6109: Incorrect handling of files by FileAPI.
Reported by Dominik Weber (@DoWeb_) on 2017-04-10

- [777737] Low CVE-2018-6110: Incorrect handling of plaintext files via file:// . Reported by Wenxiang Qian (aka blastxiang) on 2017-10-24

- [780694] Low CVE-2018-6111: Heap-use-after-free in DevTools.
Reported by Khalil Zhani on 2017-11-02

- [798096] Low CVE-2018-6112: Incorrect URL handling in DevTools.
Reported by Rob Wu on 2017-12-29

- [805900] Low CVE-2018-6113: URL spoof in Navigation. Reported by Khalil Zhani on 2018-01-25

- [811691] Low CVE-2018-6114: CSP bypass. Reported by Lnyas Zhang on 2018-02-13

- [819809] Low CVE-2018-6115: SmartScreen bypass in downloads.
Reported by James Feher on 2018-03-07

- [822266] Low CVE-2018-6116: Incorrect low memory handling in WebAssembly. Reported by Jin from Chengdu Security Response Center of Qihoo 360 Technology Co. Ltd. on 2018-03-15

- [822465] Low CVE-2018-6117: Confusing autofill settings. Reported by Spencer Dailey on 2018-03-15

- [822424] Low CVE-2018-6084: Incorrect use of Distributed Objects in Google Software Updater on MacOS. Reported by Ian Beer of Google Project Zero on 2018-03-15

The remote host is affected by the vulnerability described in GLSA-201804-22 (Chromium, Google Chrome: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in Chromium and Google       Chrome. Please review the referenced CVE identifiers and Google Chrome       Releases for details.
  Impact :

    A remote attacker could possibly execute arbitrary code with the       privileges of the process, cause a Denial of Service condition, bypass       content security controls, or conduct URL spoofing.
  Workaround :

    There is no known workaround at this time.

This update for Chromium to version 66.0.3359.117 fixes the following issues :

Security issues fixed (boo#1090000) :

  - CVE-2018-6085: Use after free in Disk Cache

  - CVE-2018-6086: Use after free in Disk Cache

  - CVE-2018-6087: Use after free in WebAssembly

  - CVE-2018-6088: Use after free in PDFium

  - CVE-2018-6089: Same origin policy bypass in Service     Worker

  - CVE-2018-6090: Heap buffer overflow in Skia

  - CVE-2018-6091: Incorrect handling of plug-ins by Service     Worker

  - CVE-2018-6092: Integer overflow in WebAssembly

  - CVE-2018-6093: Same origin bypass in Service Worker

  - CVE-2018-6094: Exploit hardening regression in Oilpan

  - CVE-2018-6095: Lack of meaningful user interaction     requirement before file upload

  - CVE-2018-6096: Fullscreen UI spoof

  - CVE-2018-6097: Fullscreen UI spoof

  - CVE-2018-6098: URL spoof in Omnibox

  - CVE-2018-6099: CORS bypass in ServiceWorker

  - CVE-2018-6100: URL spoof in Omnibox

  - CVE-2018-6101: Insufficient protection of remote     debugging prototol in DevTools 

  - CVE-2018-6102: URL spoof in Omnibox

  - CVE-2018-6103: UI spoof in Permissions

  - CVE-2018-6104: URL spoof in Omnibox

  - CVE-2018-6105: URL spoof in Omnibox

  - CVE-2018-6106: Incorrect handling of promises in V8

  - CVE-2018-6107: URL spoof in Omnibox

  - CVE-2018-6108: URL spoof in Omnibox

  - CVE-2018-6109: Incorrect handling of files by FileAPI

  - CVE-2018-6110: Incorrect handling of plaintext files via     file:// 

  - CVE-2018-6111: Heap-use-after-free in DevTools

  - CVE-2018-6112: Incorrect URL handling in DevTools

  - CVE-2018-6113: URL spoof in Navigation

  - CVE-2018-6114: CSP bypass

  - CVE-2018-6115: SmartScreen bypass in downloads

  - CVE-2018-6116: Incorrect low memory handling in     WebAssembly

  - CVE-2018-6117: Confusing autofill settings

  - Various fixes from internal audits, fuzzing and other     initiatives This update also supports mitigation against     the Spectre vulnerabilities: 'Strict site isolation' is     disabled for most users and can be turned on via:
    chrome://flags/#enable-site-per-process This feature is     undergoing a small percentage trial. Out out of the     trial is possible via:
    chrome://flags/#site-isolation-trial-opt-out

The following other changes are included :

  - distrust certificates issued by Symantec before     2016-06-01

  - add option to export saved passwords

  - Reduce videos that auto-play with sound

  - boo#1086199: Fix UI freezing when loading/scaling down     large images

This update also contains a number of upstream bug fixes and improvements.

ID	Name	Product	Family	Severity
120630	Fedora 28 : chromium (2018-94e1bc8c23)	Nessus	Fedora Local Security Checks	high
110327	Fedora 27 : chromium (2018-812b5d5a71)	Nessus	Fedora Local Security Checks	high
109396	Google Chrome < 66.0.3359.117 Multiple Vulnerabilities (macOS)	Nessus	MacOS X Local Security Checks	high
109395	Google Chrome < 66.0.3359.117 Multiple Vulnerabilities	Nessus	Windows	high
109330	FreeBSD : chromium -- vulnerability (36ff7a74-47b1-11e8-a7d6-54e1ad544088)	Nessus	FreeBSD Local Security Checks	high
109290	GLSA-201804-22 : Chromium, Google Chrome: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	high
109236	openSUSE Security Update : chromium (openSUSE-2018-381)	Nessus	SuSE Local Security Checks	high

Detections

Analytics

CVE-2018-6115

medium

Tenable Plugins

high

high

high

high

high

high

high