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cveMicrosoftCVE-2018-0949
HistoryJul 11, 2018 - 12:29 a.m.

CVE-2018-0949

2018-07-1100:29:00
microsoft
web.nvd.nist.gov
61
microsoft
internet explorer
security
vulnerability
bypass
unc
nvd
cve-2018-0949

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

AI Score

6.6

Confidence

High

EPSS

0.003

Percentile

68.6%

A security feature bypass vulnerability exists when Microsoft Internet Explorer improperly handles requests involving UNC resources, aka “Internet Explorer Security Feature Bypass Vulnerability.” This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10.

Affected configurations

Nvd
Vulners
Node
microsoftwindows_server_2012
AND
microsoftinternet_explorerMatch10
Node
microsoftwindows_10Match-
OR
microsoftwindows_10Match1607
OR
microsoftwindows_10Match1703
OR
microsoftwindows_10Match1709
OR
microsoftwindows_10Match1803
OR
microsoftwindows_7sp1
OR
microsoftwindows_8.1
OR
microsoftwindows_rt_8.1
OR
microsoftwindows_server_2008Matchr2sp1
OR
microsoftwindows_server_2012Matchr2
OR
microsoftwindows_server_2016Match-
AND
microsoftinternet_explorerMatch11
Node
microsoftwindows_server_2008Match-sp2
AND
microsoftinternet_explorerMatch9
VendorProductVersionCPE
microsoftwindows_server_2012*cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*
microsoftinternet_explorer10cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
microsoftwindows_10-cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
microsoftwindows_101607cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
microsoftwindows_101703cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
microsoftwindows_101709cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
microsoftwindows_101803cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
microsoftwindows_7*cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:*:*
microsoftwindows_8.1*cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
microsoftwindows_rt_8.1*cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*
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CNA Affected

[
  {
    "product": "Internet Explorer 9",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "Windows Server 2008 for 32-bit Systems Service Pack 2"
      },
      {
        "status": "affected",
        "version": "Windows Server 2008 for x64-based Systems Service Pack 2"
      }
    ]
  },
  {
    "product": "Internet Explorer 11",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "Windows 10 for 32-bit Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 for x64-based Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1607 for 32-bit Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1607 for x64-based Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1703 for 32-bit Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1703 for x64-based Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1709 for 32-bit Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1709 for x64-based Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1803 for 32-bit Systems"
      },
      {
        "status": "affected",
        "version": "Windows 10 Version 1803 for x64-based Systems"
      },
      {
        "status": "affected",
        "version": "Windows 7 for 32-bit Systems Service Pack 1"
      },
      {
        "status": "affected",
        "version": "Windows 7 for x64-based Systems Service Pack 1"
      },
      {
        "status": "affected",
        "version": "Windows 8.1 for 32-bit systems"
      },
      {
        "status": "affected",
        "version": "Windows 8.1 for x64-based systems"
      },
      {
        "status": "affected",
        "version": "Windows RT 8.1"
      },
      {
        "status": "affected",
        "version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1"
      },
      {
        "status": "affected",
        "version": "Windows Server 2012 R2"
      },
      {
        "status": "affected",
        "version": "Windows Server 2016"
      }
    ]
  },
  {
    "product": "Internet Explorer 10",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "Windows Server 2012"
      }
    ]
  }
]

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

AI Score

6.6

Confidence

High

EPSS

0.003

Percentile

68.6%