SCO UnixWare 1.1.4/7.1.4 input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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A vulnerability was found in SCO UnixWare 1.1.4/7.1.4 (Operating System). It has been rated as critical. This issue affects an unknown function. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-20. Impacted is confidentiality, integrity, and availability.

The weakness was released 04/04/2008 (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-2008-6558 since 03/30/2009. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by qaaz in ANSI C and been published even before and not after the advisory. It is declared as proof-of-concept. The exploit is available at The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (5356). Entry connected to this vulnerability is available at 47412.





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.4
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Privilege escalation
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: qaaz
Programming Language: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍


Exploit-DB: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


04/04/2008 🔍
04/04/2008 +0 days 🔍
04/04/2008 +0 days 🔍
04/04/2008 +0 days 🔍
07/04/2008 +90 days 🔍
07/04/2008 +0 days 🔍
03/30/2009 +268 days 🔍
03/30/2009 +0 days 🔍
03/17/2015 +2178 days 🔍
11/03/2018 +1327 days 🔍



Status: Confirmed

CVE: CVE-2008-6558 (🔍)
SecurityFocus: 28624 - SCO UnixWare Reliant HA 'RELIANT_PATH' Local Input Validation Vulnerability
Secunia: 30921 - UnixWare ReliantHA Privilege Escalation Vulnerabilities, Less Critical
OSVDB: 46706 - SCO UnixWare ReliantHA /usr/opt/reliant/bin/hvdisp Local Privilege Escalation

scip Labs:
See also: 🔍


Created: 03/17/2015 11:38 PM
Updated: 11/03/2018 06:07 PM
Changes: (5) exploit_url exploit_developer_name source_secunia_date source_exploitdb source_exploitdb_date
Complete: 🔍


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