Caldera OpenUnix 8.0 webtop service_action.cgi -c privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Caldera OpenUnix 8.0 (Operating System). It has been rated as very critical. Affected by this issue is an unknown function of the file scoadminreg.cgi/service_action.cgi of the component webtop. The manipulation of the argument -c with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Vulnerability in webtop in UnixWare 7.1.1 and Open UNIX 8.0.0 allows local and possibly remote attackers to gain root privileges via shell metacharacters in the -c argument for (1) in scoadminreg.cgi or (2) service_action.cgi.

The weakness was disclosed 05/31/2002 (Website). The advisory is available at This vulnerability is handled as CVE-2002-0311. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/07/2018).

A public exploit has been developed in Shell File. It is declared as proof-of-concept. The exploit is available at

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 databases at SecurityFocus (BID 3936) and X-Force (7977).





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.3

VulDB Base Score: 9.8
VulDB Temp Score: 9.3
VulDB Vector: 🔍
VulDB Reliability: 🔍



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Class: Privilege escalation
CWE: CWE-269
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfoedit

Threat: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


01/20/2002 🔍
05/31/2002 +131 days 🔍
05/31/2002 +0 days 🔍
07/11/2014 +4424 days 🔍
06/07/2018 +1427 days 🔍


Status: Not defined

CVE: CVE-2002-0311 (🔍)
SecurityFocus: 3936 - Caldera UnixWare WebTop SCOAdminReg.CGI Arbitrary Command Execution Vulnerability
X-Force: 7977 - Caldera UnixWare and OpenUnix Webtop cgi scripts command execution

scip Labs:


Created: 07/11/2014 02:07 PM
Updated: 06/07/2018 08:55 AM
Changes: (7) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai exploit_url
Complete: 🔍


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