CVE-2009-1893

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Summary

CVECVE-2009-1893
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-07-17 16:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe configtest function in the Red Hat dhcpd init script for DHCP 3.0.1 in Red Hat Enterprise Linux (RHEL) 3 allows local users to overwrite arbitrary files via a symlink attack on an unspecified temporary file, related to the "dhcpd -t" command.

Risk And Classification

Primary CVSS: v2.0 6.9 from [email protected]

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

Problem Types: CWE-59 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Isc Dhcp 3.0.1 rc1 All All
Application Isc Dhcp 3.0.1 rc10 All All
Application Isc Dhcp 3.0.1 rc11 All All
Application Isc Dhcp 3.0.1 rc12 All All
Application Isc Dhcp 3.0.1 rc13 All All
Application Isc Dhcp 3.0.1 rc14 All All
Application Isc Dhcp 3.0.1 rc2 All All
Application Isc Dhcp 3.0.1 rc5 All All
Application Isc Dhcp 3.0.1 rc6 All All
Application Isc Dhcp 3.0.1 rc7 All All
Application Isc Dhcp 3.0.1 rc8 All All
Application Isc Dhcp 3.0.1 rc9 All All
Operating System Redhat Enterprise Linux 3.0 All All All
Operating System Redhat Enterprise Linux 3.0 All as All
Operating System Redhat Enterprise Linux 3.0 All es All
Operating System Redhat Enterprise Linux 3.0 All ws All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
510024 – (CVE-2009-1893) CVE-2009-1893 dhcp: insecure temporary file use in the dhcpd init script af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
ISC DHCP 'dhcpd -t' Command Insecure Temporary File Creation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Red Hat update for dhcp - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
SecurityTracker.com Archives - Red Hat dhcpd init Script Symlink Flaw Lets Local Users Gain Elevated Privileges af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Vendor Advisory
Red Hat Customer Portal MITRE access.redhat.com
CVE-2009-1893 - Red Hat Customer Portal MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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