Vulnerability Name:

CVE-1999-0385 (CCN-1427)

Assigned:1998-12-01
Published:1998-12-01
Updated:2020-04-02
Summary:The LDAP bind function in Exchange 5.5 has a buffer overflow that allows a remote attacker to conduct a denial of service or execute commands.
CVSS v3 Severity:10.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:10.0 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-120
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-1999-0385

Source: CCN
Type: Internet Security Systems Security Alert #22
LDAP Buffer overflow against Microsoft Directory Services

Source: CCN
Type: Microsoft Security Bulletin MS99-009
Patch Available for 'Malformed Bind Request' Vulnerability

Source: CCN
Type: BID-503
NT IMail LDAP Buffer Overflow DoS Vulnerability

Source: MS
Type: Patch, Vendor Advisory
MS99-009

Source: XF
Type: UNKNOWN
ldap-exchange-overflow(1427)

Source: CCN
Type: Microsoft Knowledge Base Article 191014
How to Obtain the Latest Exchange Server 5.5 Service Pack

Source: CCN
Type: Microsoft Knowledge Base Article 221989
XADM: Buffer Overrun in Exchange Server 5.5 LDAP Service

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:exchange_server:5.5:-:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:5.5:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_2000:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Vulnerability Name:

    CVE-1999-0385 (CCN-1969)

    Assigned:1998-12-01
    Published:1999-03-15
    Updated:1999-03-15
    Summary:Microsoft Exchange Server is vulnerable to a denial of service attack in Microsoft Exchange’s LDAP (Lightweight Directory Access Protocol) server. A remote attacker using an LDAP client can cause the Windows NT system to consume 100% Virtual Memory Usage for an indefinite period of time. An attacker can use this vulnerability to gain read access to the Exchange server directory
    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:N/A:L)
    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): None
    Availibility (A): Low
    CVSS v2 Severity:10.0 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Exploitability Metrics:Access Vector (AV): Network
    Access Complexity (AC): Low
    Authentication (Au): None
    Impact Metrics:Confidentiality (C): Complete
    Integrity (I): Complete
    Availibility (A): Complete
    5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Exploitability Metrics:Access Vector (AV): Network
    Access Complexity (AC): Low
    Athentication (Au): None
    Impact Metrics:Confidentiality (C): None
    Integrity (I): None
    Availibility (A): Partial
    Vulnerability Consequences:Denial of Service
    References:Source: MITRE
    Type: CNA
    CVE-1999-0385

    Source: CCN
    Type: Internet Security Systems Security Alert #22
    LDAP Buffer overflow against Microsoft Directory Services

    Source: CCN
    Type: Microsoft Security Bulletin MS99-009
    Patch Available for 'Malformed Bind Request' Vulnerability

    Source: CCN
    Type: BID-503
    NT IMail LDAP Buffer Overflow DoS Vulnerability

    Source: XF
    Type: UNKNOWN
    ldap-mds-dos(1969)

    Source: CCN
    Type: Microsoft Knowledge Base Article 191014
    How to Obtain the Latest Exchange Server 5.5 Service Pack

    Source: CCN
    Type: Microsoft Knowledge Base Article 221989
    XADM: Buffer Overrun in Exchange Server 5.5 LDAP Service

    Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:microsoft:exchange_server:5.5:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_2000:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft exchange server 5.5 -
    microsoft windows nt 4.0
    microsoft exchange server 5.5
    microsoft windows 2000 *
    microsoft exchange server 5.5
    microsoft windows nt 4.0
    microsoft windows 2000 *