Vulnerability Name:

CVE-1999-1138 (CCN-546)

Assigned:1993-09-01
Published:1993-09-01
Updated:2017-10-10
Summary:SCO UNIX System V/386 Release 3.2, and other SCO products, installs the home directories (1) /tmp for the dos user, and (2) /usr/tmp for the asg user, which allows other users to gain access to those accounts since /tmp and /usr/tmp are world-writable.
CVSS v3 Severity:9.3 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Local
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
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-1999-1138

Source: CCN
Type: CERT Advisory CA-1993-13
SCO Home Directory Vulnerability

Source: CERT
Type: US Government Resource
CA-1993-13

Source: CCN
Type: OSVDB ID: 7528
SCO UNIX System V /tmp Home Directories Permission Weakness

Source: XF
Type: UNKNOWN
sco-homedir(546)

Source: XF
Type: UNKNOWN
sco-homedir(546)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:sco:open_desktop:1.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:open_desktop:2.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:open_desktop:3.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:open_desktop_lite:3.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:openserver:3.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:unix:system_v386_3.2_operating_system:*:*:*:*:*:*:*
  • OR cpe:/o:sco:unix:system_v386_3.2_operating_system_2.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:unix:system_v386_3.2_operating_system_4.0:*:*:*:*:*:*:*
  • OR cpe:/o:sco:unix:system_v386_3.2_operating_system_4.x:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:sco:unix:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    sco open desktop 1.0
    sco open desktop 2.0
    sco open desktop 3.0
    sco open desktop lite 3.0
    sco openserver 3.0
    sco unix system_v386_3.2_operating_system
    sco unix system_v386_3.2_operating_system_2.0
    sco unix system_v386_3.2_operating_system_4.0
    sco unix system_v386_3.2_operating_system_4.x
    sco unix *