Current Description

Un-CGI 1.9 and earlier does not verify that a CGI script has the execution bits set before executing it, which allows remote attackers to execute arbitrary commands by directing Un-CGI to a document that begins with "#!" and the desired program name.

Basic Data

PublishedJuly 17, 2001
Last ModifiedSeptember 10, 2008
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeNVD-CWE-Other
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactPARTIAL
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score7.5
Exploitability Score10.0
Impact Score6.4
Obtain All Privilegefalse
Obtain User Privilegetrue
Obtain Other Privilegefalse

Base Metric V3

No data provided.


  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationSteve GrimmUn-cgi1.0*******
    2.3ApplicationSteve GrimmUn-cgi1.1*******
    2.3ApplicationSteve GrimmUn-cgi1.2*******
    2.3ApplicationSteve GrimmUn-cgi1.3*******
    2.3ApplicationSteve GrimmUn-cgi1.4*******
    2.3ApplicationSteve GrimmUn-cgi1.5*******
    2.3ApplicationSteve GrimmUn-cgi1.6*******
    2.3ApplicationSteve GrimmUn-cgi1.6.1*******
    2.3ApplicationSteve GrimmUn-cgi1.6.2*******
    2.3ApplicationSteve GrimmUn-cgi1.7*******
    2.3ApplicationSteve GrimmUn-cgi1.8*******
    2.3ApplicationSteve GrimmUn-cgi1.9*******

Vulnerable Software List

Steve Grimm Un-cgi 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.6.1, 1.6.2, 1.7, 1.8, 1.9


20010717 multiple vulnerabilities in un-cgi
20010718 Re: [Khamba Staring ] multiple
uncgi-unexecutable-cgi(6847) Vendor Advisory