Vulnerability Name:

CVE-2014-2783 (CCN-93971)

Assigned:2014-07-08
Published:2014-07-08
Updated:2018-10-12
Summary:Microsoft Internet Explorer 7 through 11 does not prevent use of wildcard EV SSL certificates, which might allow remote attackers to spoof a trust level by leveraging improper issuance of a wildcard certificate by a recognized Certification Authority, aka "Extended Validation (EV) Certificate Security Feature Bypass Vulnerability."
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
4.7 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2014-2783

Source: SECUNIA
Type: UNKNOWN
59775

Source: CCN
Type: Microsoft Security Bulletin MS14-037
Cumulative Security Update for Internet Explorer (2975687)

Source: CCN
Type: Microsoft Security Bulletin MS14-051
Cumulative Security Update for Internet Explorer (2976627)

Source: BID
Type: UNKNOWN
68391

Source: CCN
Type: BID-68391
Microsoft Internet Explorer Extended Validation SSL Certificate Security Bypass Vulnerability

Source: SECTRACK
Type: UNKNOWN
1030532

Source: MS
Type: UNKNOWN
MS14-037

Source: XF
Type: UNKNOWN
ms-ie-cve20142783-sec-bypass(93971)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:8:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:11:-:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:8:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:ie:10:consumer_preview:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:24990
    V
    Extended Validation (EV) Certificate Security Feature Bypass Vulnerability - CVE-2014-2783 (MS14-037)
    2014-08-25
    BACK
    microsoft internet explorer 7
    microsoft internet explorer 8
    microsoft internet explorer 9
    microsoft internet explorer 10
    microsoft internet explorer 11 -
    microsoft ie 9
    microsoft ie 7
    microsoft ie 8
    microsoft ie 10 consumer_preview