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CVE Record

CVE-2018-1054: An out-of-bounds memory read flaw was found in the way 389-ds-base handled certain LDAP search filters, aff...

An out-of-bounds memory read flaw was found in the way 389-ds-base handled certain LDAP search filters, affecting all versions including 1.4.x. A remote, unauthenticated attacker could potentially use this flaw to make ns-slapd crash via a specially crafted LDAP request, thus resulting in denial of service.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2018-1054 is a denial-of-service issue in 389 Directory Server. A remote unauthenticated attacker could send a crafted LDAP search request that may crash ns-slapd, disrupting directory services and dependent authentication workflows. The provided sources do not show active exploitation. Exposure is most likely on systems running 389-ds-base or Red Hat Directory Server, especially where LDAP is reachable by unauthenticated or untrusted clients. Business impact depends on how many authentication, identity, or application workflows rely on the affected directory service. Treat as a service-availability risk for identity infrastructure. Patch during the next appropriate maintenance window, sooner for exposed LDAP services or environments where directory downtime would block authentication or business applications. Mitigation focus: Apply relevant Red Hat or Debian 389-ds-base security updates.; Check vendor guidance for affected package versions and fixed builds.; Prioritize internet-facing or broadly reachable LDAP services..

Prepared

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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cwe · low confidence lookup

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cve · low confidence lookup

CVE-2018-1054 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
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
6Source links

CVSS and timeline data

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

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Red Hat, Inc.389-ds-baseall versions including upstream 1.4.xListed
Weakness

CWE details

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CWE-120 · source CWE mapping

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.