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Test ID:1.3.6.1.4.1.25623.1.0.146990
Category:Denial of Service
Title:OpenLDAP DoS Vulnerability (Feb 2021)
Summary:OpenLDAP is prone to a denial of service (DoS) vulnerability.
Description:Summary:
OpenLDAP is prone to a denial of service (DoS) vulnerability.

Vulnerability Insight:
In OpenLDAP an assertion failure in slapd can occur in the
issuerAndThisUpdateCheck function via a crafted packet, resulting in a denial of service (daemon
exit) via a short timestamp. This is related to schema_init.c and checkTime.

Affected Software/OS:
OpenLDAP version 2.4.57 and prior and 2.5.x through 2.5.1alpha.

Solution:
Update to version 2.4.58, 2.5.4 or later.

CVSS Score:
5.0

CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-27212
Debian Security Information: DSA-4860 (Google Search)
https://www.debian.org/security/2021/dsa-4860
https://bugs.openldap.org/show_bug.cgi?id=9454
https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0
https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html
CopyrightCopyright (C) 2021 Greenbone Networks GmbH

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