Vulnerability Name:

CVE-2018-0939

Assigned:2017-12-01
Published:2018-03-13
Updated:2018-04-05
Summary:ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka "Scripting Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2018-0891.
CVSS v3 Severity:4.3 Medium (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
3.9 Low (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/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): Low
Integrity (I): None
Availibility (A): None
4.3 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
3.9 Low (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/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): Low
Integrity (I): None
Availibility (A): None
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
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
References:Source: BID
Type: VENDOR_ADVISORY
103305

Source: SECTRACK
Type: VENDOR_ADVISORY
1040507

Source: XF
Type: UNKNOWN
ms-edge-cve20180939-info-disc(139651)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0939

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:edge:*:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_10:1703:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1709:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:edge:*:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:chakracore:*:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x64:*

  • * Denotes that component is vulnerable
    BACK
    microsoft edge *
    microsoft windows 10 1703
    microsoft windows 10 1709
    microsoft edge *
    microsoft chakracore *
    microsoft windows 10 -
    microsoft windows 10 -