Vulnerability Name:

CVE-1999-1093 (CCN-1276)

Assigned:1998-08-17
Published:1998-08-17
Updated:2021-07-22
Summary:Buffer overflow in the Window.External function in the JScript Scripting Engine in Internet Explorer 4.01 SP1 and earlier allows remote attackers to execute arbitrary commands via a malicious web page.
CVSS v3 Severity:5.6 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:5.1 Medium (CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.1 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-1999-1093

Source: MSKB
Type: UNKNOWN
Q191200

Source: XF
Type: UNKNOWN
java-script-patch(1276)

Source: CCN
Type: Microsoft Windows Script Technologies
Windows Script 5.0

Source: CCN
Type: Microsoft Security Bulletin MS98-011
Update available for 'Window.External' JScript Vulnerability in Microsoft Internet Explorer 4.0

Source: CCN
Type: Microsoft Internet Explorer Support
Window.External" JScript Vulnerability

Source: CCN
Type: OSVDB ID: 7829
Microsoft IE JScript Engine Window.External Function Arbitrary Command Execution

Source: MS
Type: UNKNOWN
MS98-011

Source: XF
Type: UNKNOWN
java-script-patch(1276)

Source: CCN
Type: Microsoft Knowledge Base Article 191200
Update Available for Window.External JScript Security Issue

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:internet_explorer:4.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:*:sp1:*:*:*:*:*:* (Version <= 4.0.1)
  • OR cpe:/a:microsoft:internet_explorer:4.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_95:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_98:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_2000:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft internet explorer 4.0.1
    microsoft internet explorer * sp1
    microsoft internet explorer 4.0
    microsoft windows 95 *
    microsoft windows nt 4.0
    microsoft windows 98 *
    microsoft windows 2000 *