Vulnerability Name:

CVE-1999-1010 (CCN-3956)

Assigned:1999-12-14
Published:1999-12-14
Updated:2016-10-18
Summary:An SSH 1.2.27 server allows a client to use the "none" cipher, even if it is not allowed by the server policy.
CVSS v3 Severity:4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
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): None
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-Other
Vulnerability Consequences:Bypass Security
References:Source: CCN
Type: BugTraq Mailing List, Tue Dec 14 1999 - 09:43:32 CST
sshd1 allows unencrypted sessions regardless of server policy

Source: MITRE
Type: CNA
CVE-1999-1010

Source: BUGTRAQ
Type: UNKNOWN
19991214 sshd1 allows unencrypted sessions regardless of server policy

Source: CCN
Type: OpenSSH Web site
OpenSSH

Source: CCN
Type: OSVDB ID: 8024
SSH Client Encrypted Session Policy Bypass

Source: XF
Type: UNKNOWN
ssh-policy-bypass(3956)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openbsd:openssh:1.2.27:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:openbsd:openssh:*:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ssh:ssh:1.2.27:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    openbsd openssh 1.2.27
    openbsd openssh *
    ssh ssh 1.2.27