Vulnerability CVE-2018-0866 - CERT Civis.Net

Vulnerability Name:

CVE-2018-0866 (CCN-138958)

Assigned:

2017-12-01

Published:

2018-02-13

Updated:

2020-08-24

Summary:

Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0838, CVE-2018-0840, CVE-2018-0856, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0860, and CVE-2018-0861.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): High Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.9 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/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): High Availibility (A): High

CVSS v2 Severity:

9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2018-0866

Source: BID
Type: Third Party Advisory, VDB Entry
103032

Source: CCN
Type: BID-103032
Microsoft Internet Explorer Scripting Engine CVE-2018-0866 Remote Memory Corruption Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040369

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040372

Source: XF
Type: UNKNOWN
ms-ie-cve20180866-code-exec(138958)

Source: CCN
Type: Packet Storm Security [02-22-2018]
Microsoft IE11 Js::RegexHelper::RegexReplace Use-After-Free

Source: CCN
Type: Microsoft Security TechCenter - February 2018
Scripting Engine Memory Corruption Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0866

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [02-20-2018]

Source: EXPLOIT-DB
Type: Third Party Advisory, VDB Entry
44153

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-0866

Vulnerable Configuration:

Configuration 1:

cpe:/a:microsoft:internet_explorer:11:*:*:*:*:*:*:*

AND

cpe:/o:microsoft:windows_10:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1511:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1703:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1709:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_7:-:sp1:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_8.1:*:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*

Configuration 2:

cpe:/a:microsoft:internet_explorer:10:*:*:*:*:*:*:*

AND

cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*

Configuration 3:

cpe:/a:microsoft:internet_explorer:9:*:*:*:*:*:*:*

AND

cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:microsoft:internet_explorer:9:-:*:*:*:*:*:*

OR cpe:/a:microsoft:internet_explorer:10:-:*:*:*:*:*:*

OR cpe:/a:microsoft:internet_explorer:11:-:*:*:*:*:*:*

AND

cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x32:*

OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_7:-:sp1:*:*:ultimate_n:*:x86:*

OR cpe:/o:microsoft:windows_7::sp1:x64:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_8.1:-:-:-:*:-:-:x32:*

OR cpe:/o:microsoft:windows_8.1:::~~~~x64~:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*

OR cpe:/o:microsoft:windows_10:::~~~~x64~:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

Denotes that component is vulnerable