CVE-2008-5103

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Summary

CVECVE-2008-5103
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2008-11-17 18:18:48 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe (1) python-vm-builder and (2) ubuntu-vm-builder implementations in VMBuilder 0.9 in Ubuntu 8.10 omit the -e option when invoking chpasswd with a root:! argument, which configures the root account with a cleartext password of ! (exclamation point) and allows attackers to bypass intended login restrictions.

Risk And Classification

Primary CVSS: v2.0 7.2 from [email protected]

AV:L/AC:L/Au:N/C:C/I:C/A:C

Problem Types: CWE-255 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Dcgrendel Vmbuilder 0.9 All All All
Operating System Ubuntu Ubuntu Linux 6.06 _nil_ lts All
Operating System Ubuntu Ubuntu Linux 7.10 All All All
Operating System Ubuntu Ubuntu Linux 8.04 _nil_ lts All
Operating System Ubuntu Ubuntu Linux 8.10 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
USN-670-1: VMBuilder vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Vendor Advisory
Bug #296841 “root account has ! as default password” : Bugs : “vm-builder” package : Ubuntu af854a3a-2127-422b-91ae-364da2661108 bugs.launchpad.net
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Ubuntu vm-builder Root Password Vulnerability - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Patch, Vendor Advisory
osvdb.org/49996 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
launchpadlibrarian.net/19619929/vm-builder_0.9-0ubuntu3.1.debdiff af854a3a-2127-422b-91ae-364da2661108 launchpadlibrarian.net Exploit
Ubuntu vm-builder Local Security Bypass Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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