Vulnerability 6719 - CERT Civis.Net

Vulnerability Name:

CCN-6719

Published:

1991-09-26

Updated:

1991-09-26

Summary:

Ultrix DECNet-Internet Gateway software could allow a remote attacker to gain unauthorized root access to the system. In a default installation, the guest account is created with the shell of /bin/csh. A remote attacker using the DEC-Internet gateway could use this vulnerability to gain root privileges on the Ultrix gateway host.

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 (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 Consequences:

Gain Privileges

References:

Source: CCN
Type: CIAC Information Bulletin B-43
Vulnerability in ULTRIX DECnet-Internet Gateway Software

Source: CCN
Type: BID-30
Ultrix DECnet-Internet gateway Vulnerability

Source: XF
Type: UNKNOWN
ultrix-decnet-unauthorized-access(6719)

Vulnerable Configuration:

Configuration CCN 1:

cpe:/o:digital:ultrix:4.0:*:*:*:*:*:*:*

OR cpe:/o:digital:ultrix:4.1:*:*:*:*:*:*:*

OR cpe:/o:digital:ultrix:4.2:*:*:*:*:*:*:*

Denotes that component is vulnerable

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