CVE-2009-2456: n/a vulnerability

CVE-2009-2456: The DS\NDSD component in Novell eDirectory 8.8 before SP5 allows remote attackers to cause a denial of serv...

The DS\NDSD component in Novell eDirectory 8.8 before SP5 allows remote attackers to cause a denial of service (ndsd core dump) via an LDAP request containing multiple . (dot) wildcard characters in the Relative Distinguished Name (RDN).

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 05:52 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2009-2456 is a denial-of-service flaw in Novell eDirectory 8.8 before SP5. A specially formed LDAP request can crash the NDS daemon, potentially disrupting directory authentication and dependent services. Exposure is most likely in legacy environments still running Novell eDirectory 8.8 before SP5, especially where LDAP is reachable from broad internal networks or externally exposed. Treat this as a legacy-service availability risk. It is not described as data compromise, but directory outages can disrupt authentication and business operations if vulnerable eDirectory servers remain in use. Mitigation focus: Inventory Novell eDirectory deployments and identify any 8.8 versions before SP5.; Confirm Novell guidance, then upgrade affected eDirectory 8.8 systems to SP5 or later.; Restrict LDAP access to trusted networks and required clients only..

Prepared: Jun 28, 2026, 10:45 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 14, 2009, 20:16 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

2Source 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
edirectory-rdns-dos(51705)CVE reference · vdb-entry, x_refsource_XF

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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