Vulnerability CVE-2017-11912 - CERT Civis.Net

Vulnerability Name:

CVE-2017-11912 (CCN-135634)

Assigned:

2017-12-12

Published:

2017-12-12

Updated:

2017-12-21

Summary:

ChakraCore, and 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, and Internet Explorer and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11886, CVE-2017-11889, CVE-2017-11890, CVE-2017-11893, CVE-2017-11894, CVE-2017-11895, CVE-2017-11901, CVE-2017-11903, CVE-2017-11905, CVE-2017-11905, CVE-2017-11907, CVE-2017-11908, CVE-2017-11909, CVE-2017-11910, CVE-2017-11911, CVE-2017-11913, CVE-2017-11914, CVE-2017-11916, CVE-2017-11918, and CVE-2017-11930.

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

7.5 High (CCN 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 (CCN 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

CVSS v2 Severity:

7.6 High (CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C)

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

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

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): High 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-2017-11912

Source: BID
Type: Third Party Advisory, VDB Entry
102092

Source: CCN
Type: BID-102092
Microsoft Internet Explorer and Edge CVE-2017-11912 Remote Memory Corruption Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1039990

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1039991

Source: XF
Type: UNKNOWN
ms-browser-cve201711912-code-exec(135634)

Source: CCN
Type: Microsoft Security TechCenter - December 2017
Scripting Engine Memory Corruption Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11912

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-11912

Vulnerable Configuration:

Configuration 1:

cpe:/a:microsoft:chakracore:*:*:*:*:*:*:*:* (Version < 1.7.5)

OR cpe:/a:microsoft:edge:-:*:*:*:*:*:*:*

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_server_2016:-:*:*:*:*:*:*:*

Configuration 2:

cpe:/a:microsoft:chakracore:*:*:*:*:*:*:*:* (Version < 1.7.5)

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

AND

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

Configuration 3:

cpe:/a:microsoft:chakracore:*:*:*:*:*:*:*:* (Version < 1.7.5)

OR 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:-:*:*:*:*:*:*:*

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

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

Configuration 4:

cpe:/a:microsoft:chakracore:*:*:*:*:*:*:*:* (Version < 1.7.5)

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

AND

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

Configuration CCN 1:

cpe:/a:microsoft:edge:-:*:*:*:*:*:*:*

OR cpe:/a:microsoft:chakracore:-:*:*:*:*:*:*:*

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