389 Directory Server
CVE-2018-1089
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
389-ds-base before versions 1.4.0.9, 1.3.8.1, 1.3.6.15 did not properly handle long search filters with characters needing escapes, possibly leading to buffer overflows. 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.
AnalysisAI
389-ds-base before versions 1.4.0.9, 1.3.8.1, 1.3.6.15 did not properly handle long search filters with characters needing escapes, possibly leading to buffer overflows. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified under CWE-122. 389-ds-base before versions 1.4.0.9, 1.3.8.1, 1.3.6.15 did not properly handle long search filters with characters needing escapes, possibly leading to buffer overflows. 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. Affected products include: Fedoraproject 389 Directory Server, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation, Debian Debian Linux.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
More in 389 Directory Server
View all389-ds-base version before 1.3.5.19 and 1.3.6.7 are vulnerable to password brute-force attacks during account lockout du
A vulnerability was discovered in 389-ds-base through versions 1.3.7.10, 1.3.8.8 and 1.4.0.16. Rated high severity (CVSS
The SASL authentication functionality in 389 Directory Server before 1.2.11.26 allows remote authenticated users to conn
A vulnerability was found in the 389 Directory Server that allows expired passwords to access the database to cause impr
slapd/connection.c in 389 Directory Server (formerly Fedora Directory Server) 1.3.4.x before 1.3.4.7 allows remote attac
389 Directory Server before 1.3.3.10 allows attackers to bypass intended access restrictions and modify directory entrie
389 Directory Server (formerly Fedora Directory Server) before 1.3.3.12 does not enforce the nsSSL3Ciphers preference wh
Denial of service in 389-ds-base LDAP server allows remote unauthenticated attackers to exhaust CPU and heap memory by s
An access control bypass vulnerability found in 389-ds-base. Rated high severity (CVSS 7.5), this vulnerability is remot
It was found that the fix for CVE-2018-14648 in 389-ds-base, versions 1.4.0.x before 1.4.0.17, was incorrectly applied i
In 389-ds-base up to version 1.4.1.2, requests are handled by workers threads. Rated high severity (CVSS 7.5), this vuln
A flaw was found in 389 Directory Server. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no
Same weakness CWE-122 – Heap-based Buffer Overflow
View allSame technique Heap Overflow
View allShare
External POC / Exploit Code
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