Vulnerability Name:

CVE-2001-1475 (CCN-6490)

Assigned:2001-01-18
Published:2001-01-18
Updated:2017-07-11
Summary:SSH before 2.0, when using RC4 and password authentication, allows remote attackers to replay messages until a new server key (VK) is generated.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2001-1475

Source: MITRE
Type: CNA
CVE-2001-1476

Source: CCN
Type: US-CERT VU#565052
Passwords sent via SSH encrypted with RC4 can be easily cracked

Source: CCN
Type: US-CERT VU#665372
SSH connections using RC4 and password authentication can be replayed

Source: CERT-VN
Type: Patch, US Government Resource
VU#665372

Source: CCN
Type: OSVDB ID: 18234
SSH RC4 User Session Replay Password Portion Enumeration

Source: CCN
Type: OSVDB ID: 18235
SSH RC4 with Password Authentication Message Reply Forced Server Key Generation

Source: CCN
Type: SSH Communications Security Web site
SSH1 vulnerabilities

Source: XF
Type: UNKNOWN
ssh-rc4-replay-conversation(6490)

Source: XF
Type: UNKNOWN
ssh-rc4-replay-conversation(6490)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ssh:ssh:1.2.24:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.25:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.26:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.27:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.28:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.29:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.30:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.31:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:ssh:ssh:1.2.27:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.30:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.28:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.29:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.26:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.24:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.25:*:*:*:*:*:*:*
  • OR cpe:/a:ssh:ssh:1.2.31:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    ssh ssh 1.2.24
    ssh ssh 1.2.25
    ssh ssh 1.2.26
    ssh ssh 1.2.27
    ssh ssh 1.2.28
    ssh ssh 1.2.29
    ssh ssh 1.2.30
    ssh ssh 1.2.31
    ssh ssh 1.2.27
    ssh ssh 1.2.30
    ssh ssh 1.2.28
    ssh ssh 1.2.29
    ssh ssh 1.2.26
    ssh ssh 1.2.24
    ssh ssh 1.2.25
    ssh ssh 1.2.31