CVE-2009-1892: n/a vulnerability

CVE-2009-1892: dhcpd in ISC DHCP 3.0.4 and 3.1.1, when the dhcp-client-identifier and hardware ethernet configuration sett...

dhcpd in ISC DHCP 3.0.4 and 3.1.1, when the dhcp-client-identifier and hardware ethernet configuration settings are both used, allows remote attackers to cause a denial of service (daemon crash) via unspecified requests.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 05:27 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2009-1892 is a denial-of-service flaw in older ISC DHCP server versions. If the vulnerable configuration is present, specially formed but unspecified requests can crash dhcpd, potentially disrupting DHCP service and address assignment for affected networks. Exposure is most likely in legacy environments still running ISC DHCP 3.0.4 or 3.1.1 with both named configuration settings enabled. The bundle does not establish exposure for newer versions or other DHCP products. Treat this as a legacy infrastructure resilience issue. Prioritize if affected DHCP servers support critical offices, production networks, or environments with untrusted clients. It is not currently evidenced as actively exploited. Mitigation focus: Check Debian, Fedora, Mandriva, or upstream vendor advisories for fixed packages.; Upgrade affected ISC DHCP 3.0.4 or 3.1.1 deployments where applicable.; Inventory dhcpd configurations using both named settings..

Prepared: Jun 28, 2026, 10:26 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jul 17, 2009, 16:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
dhcp-dhcp-dos(51717)CVE reference · vdb-entry, x_refsource_XF
FEDORA-2009-9075CVE reference · vendor-advisory, x_refsource_FEDORA
FEDORA-2009-8344CVE reference · vendor-advisory, x_refsource_FEDORA

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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