// For flags

CVE-2004-0390

SCO OpenServer 5.0.x - StartX Weak XHost Permissions

Severity Score

9.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

SCO OpenServer 5.0.5 through 5.0.7 only supports Xauthority style access control when users log in using scologin, which allows remote attackers to gain unauthorized access to an X session via other X login methods.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2001-05-07 First Exploit
  • 2004-04-09 CVE Reserved
  • 2004-12-31 CVE Published
  • 2024-08-08 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sco
Search vendor "Sco"
Openserver
Search vendor "Sco" for product "Openserver"
5.0.5
Search vendor "Sco" for product "Openserver" and version "5.0.5"
-
Affected
Sco
Search vendor "Sco"
Openserver
Search vendor "Sco" for product "Openserver"
5.0.6
Search vendor "Sco" for product "Openserver" and version "5.0.6"
-
Affected
Sco
Search vendor "Sco"
Openserver
Search vendor "Sco" for product "Openserver"
5.0.7
Search vendor "Sco" for product "Openserver" and version "5.0.7"
-
Affected