Vulnerability Name:

CVE-2002-0640

Assigned:2002-07-03
Published:2002-07-03
Updated:2016-10-18
Summary:Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).
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-Other
Vulnerability Consequences:ALLOWS_ADMIN_ACCESS
References:Source: CALDERA
Type: UNKNOWN
CSSA-2002-030.0

Source: MITRE
Type: CNA
CVE-2002-0640

Source: CONECTIVA
Type: UNKNOWN
CLA-2002:502

Source: BUGTRAQ
Type: UNKNOWN
20020626 OpenSSH Security Advisory (adv.iss)

Source: BUGTRAQ
Type: UNKNOWN
20020626 Revised OpenSSH Security Advisory (adv.iss)

Source: BUGTRAQ
Type: UNKNOWN
20020627 How to reproduce OpenSSH Overflow.

Source: BUGTRAQ
Type: UNKNOWN
20020628 Sun statement on the OpenSSH Remote Challenge Vulnerability

Source: CERT
Type: US Government Resource
CA-2002-18

Source: DEBIAN
Type: UNKNOWN
DSA-134

Source: CERT-VN
Type: US Government Resource
VU#369347

Source: ENGARDE
Type: UNKNOWN
ESA-20020702-016

Source: MANDRAKE
Type: UNKNOWN
MDKSA-2002:040

Source: SUSE
Type: UNKNOWN
SuSE-SA:2002:024

Source: OSVDB
Type: UNKNOWN
839

Source: REDHAT
Type: UNKNOWN
RHSA-2002:127

Source: REDHAT
Type: UNKNOWN
RHSA-2002:131

Source: BID
Type: UNKNOWN
5093

Source: HP
Type: UNKNOWN
HPSBUX0206-195

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openbsd:openssh:1.2.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.2.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.1.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.3:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9p2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.3p1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.debian:def:134
    V
    remote exploit
    2002-06-24
    BACK
    openbsd openssh 1.2.2
    openbsd openssh 1.2.3
    openbsd openssh 2.1
    openbsd openssh 2.1.1
    openbsd openssh 2.2
    openbsd openssh 2.3
    openbsd openssh 2.5
    openbsd openssh 2.5.1
    openbsd openssh 2.5.2
    openbsd openssh 2.9
    openbsd openssh 2.9.9
    openbsd openssh 2.9p1
    openbsd openssh 2.9p2
    openbsd openssh 3.0
    openbsd openssh 3.0.1
    openbsd openssh 3.0.1p1
    openbsd openssh 3.0.2
    openbsd openssh 3.0.2p1
    openbsd openssh 3.0p1
    openbsd openssh 3.1
    openbsd openssh 3.1p1
    openbsd openssh 3.2
    openbsd openssh 3.2.2p1
    openbsd openssh 3.2.3p1
    openbsd openssh 3.3
    openbsd openssh 3.3p1