Vulnerability Name:

CVE-2018-18345 (CCN-153696)

Assigned:2018-12-04
Published:2018-12-04
Updated:2019-10-03
Summary:Incorrect handling of blob URLS in Site Isolation in Google Chrome prior to 71.0.3578.80 allowed a remote attacker who had compromised the renderer process to bypass site isolation protections via a crafted HTML page.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
6.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)
5.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
6.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2018-18345

Source: BID
Type: Third Party Advisory, VDB Entry
106084

Source: REDHAT
Type: Third Party Advisory
RHSA-2018:3803

Source: CCN
Type: Google Chrome Releases Web site
Stable Channel Update for Desktop

Source: CONFIRM
Type: Release Notes, Vendor Advisory
https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html

Source: MISC
Type: Permissions Required, Third Party Advisory
https://crbug.com/886976

Source: XF
Type: UNKNOWN
google-chrome-cve201818345-priv-esc(153696)

Source: GENTOO
Type: UNKNOWN
GLSA-201908-18

Source: DEBIAN
Type: Third Party Advisory
DSA-4352

Vulnerable Configuration:Configuration 1:
  • cpe:/a:google:chrome:*:*:*:*:*:*:*:* (Version < 71.0.3578.80)

    • Configuration 2:
  • cpe:/o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:google:chrome:71.0.3539.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:201818345
    V
    		CVE-2018-18345
    2022-06-30
    oval:org.opensuse.security:def:112066
    P
    		chromedriver-93.0.4577.82-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105615
    P
    		chromedriver-93.0.4577.82-1.1 on GA media (Moderate)
    2021-10-01
    oval:org.opensuse.security:def:26400
    P
    		Security update for Chromium (Important)
    2020-12-01
    oval:org.opensuse.security:def:25378
    P
    		Security update for xorg-x11-server (Important)
    2020-12-01
    oval:org.opensuse.security:def:25683
    P
    		Security update for ucode-intel (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25156
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:25528
    P
    		Security update for texlive (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:24954
    P
    		Security update for gstreamer-plugins-base (Important)
    2020-12-01
    oval:org.opensuse.security:def:25727
    P
    		Security update for libzypp (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25237
    P
    		Security update for libvpx (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25581
    P
    		Security update for perl-XML-Twig (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:24965
    P
    		Security update for elfutils (Low)
    2020-12-01
    oval:org.opensuse.security:def:26365
    P
    		Security update of chromium (Important)
    2020-12-01
    oval:org.opensuse.security:def:25294
    P
    		Security update for xen (Important)
    2020-12-01
    oval:org.opensuse.security:def:25669
    P
    		Security update for gcc10 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25029
    P
    		Security update for dovecot22 (Important)
    2020-12-01
    oval:com.ubuntu.xenial:def:2018183450000000
    V
    		CVE-2018-18345 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-12-11
    oval:com.ubuntu.bionic:def:201818345000
    V
    		CVE-2018-18345 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-12-11
    oval:com.ubuntu.cosmic:def:201818345000
    V
    		CVE-2018-18345 on Ubuntu 18.10 (cosmic) - medium.
    2018-12-11
    oval:com.ubuntu.cosmic:def:2018183450000000
    V
    		CVE-2018-18345 on Ubuntu 18.10 (cosmic) - medium.
    2018-12-11
    oval:com.ubuntu.trusty:def:201818345000
    V
    		CVE-2018-18345 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-12-11
    oval:com.ubuntu.bionic:def:2018183450000000
    V
    		CVE-2018-18345 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-12-11
    oval:com.ubuntu.xenial:def:201818345000
    V
    		CVE-2018-18345 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-12-11
    BACK
    google chrome *
    redhat enterprise linux desktop 6.0
    redhat enterprise linux server 6.0
    redhat enterprise linux workstation 6.0
    debian debian linux 9.0
    google chrome 71.0.3539.0