Vulnerability Name:

CVE-1999-0376 (CCN-1820)

Assigned:1999-02-18
Published:1999-02-18
Updated:2018-10-12
Summary:Local users in Windows NT can obtain administrator privileges by changing the KnownDLLs list to reference malicious programs.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
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:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-1999-0376

Source: CCN
Type: Microsoft Security Bulletin MS99-006
Fix Available for Windows NT 'KnownDLLs List' Vulnerability

Source: CCN
Type: OSVDB ID: 946
Windows NT KnownDLLs Modification Privilege Escalation

Source: CCN
Type: BID-234
NT Known DLL Cache Vulnerability

Source: CCN
Type: @stake, Inc./L0pht Security Advisory 02/18/99
Microsoft Windows NT 4.0

Source: MS
Type: UNKNOWN
MS99-006

Source: XF
Type: UNKNOWN
nt-knowndlls-list(1820)

Source: CCN
Type: Microsoft Knowledge Base Article 218473
Restricting Changes to Base System Objects

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows_nt:3.5.1:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:sp3:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:sp4:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_nt:3.5:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:3.51:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft windows nt 3.5.1
    microsoft windows nt 4.0
    microsoft windows nt 4.0 sp1
    microsoft windows nt 4.0 sp2
    microsoft windows nt 4.0 sp3
    microsoft windows nt 4.0 sp4
    microsoft windows nt 3.5
    microsoft windows nt 3.51
    microsoft windows nt 4.0