Bug 1952907 (CVE-2021-3514)

Summary:	CVE-2021-3514 389-ds-base: sync_repl NULL pointer dereference in sync_create_state_control()
Product:	[Other] Security Response	Reporter:	Cedric Buissart <cbuissar>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	abokovoy, ldap-maint, mreynolds, spichugi, tbordaz, tcrider, vashirov
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	389-ds-base 1.4.3.23, 389-ds-base 1.4.4.16	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found In 389-ds-base. When the Content Synchronization plugin is enabled, an authenticated user can reach a NULL pointer dereference using a specially crafted query. This flaw allows an authenticated attacker to cause a denial of service. The highest threat from this vulnerability is to system availability.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-06-29 22:40:28 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1952804, 1952944, 1952945, 1957855, 1960720, 1960721, 1960723, 2022771, 2038952
Bug Blocks:	1952813

Description Cedric Buissart 2021-04-23 14:04:13 UTC

When using a sync_repl client, an authenticated attacker can cause a NULL pointer dereference using a specially crafted query, causing a crash of 389-ds-base.

Upstream reference: https://github.com/389ds/389-ds-base/issues/4711

Comment 1 Cedric Buissart 2021-04-23 14:04:17 UTC

Acknowledgments:

Name: Thierry Bordaz

Comment 3 Cedric Buissart 2021-04-23 15:44:14 UTC

Created 389-ds-base tracking bugs for this issue:

Affects: fedora-all [bug 1952944]

Comment 5 Cedric Buissart 2021-04-23 15:47:15 UTC

Statement:

Red Hat Identity Management is affected by this flaw

Comment 8 Cedric Buissart 2021-05-11 07:39:42 UTC

Upstream fixes :

master: https://github.com/389ds/389-ds-base/commit/d7eef2fcfbab2ef8aa6ee0bf60f0a9b16ede66e0
1.4.3 : https://github.com/389ds/389-ds-base/commit/2e5b526012612d1d6ccace46398bee679a730271
1.4.4 : https://github.com/389ds/389-ds-base/commit/58dbf084a63e6dbbd999bf6a70475fad8255f26a

Comment 11 errata-xmlrpc 2021-06-29 16:07:30 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:2595 https://access.redhat.com/errata/RHSA-2021:2595

Comment 12 Product Security DevOps Team 2021-06-29 22:40:28 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-3514

Comment 13 errata-xmlrpc 2021-07-20 23:55:10 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:2796 https://access.redhat.com/errata/RHSA-2021:2796

Comment 14 Cedric Buissart 2022-01-11 10:12:33 UTC

This issue has been addressed in the following products:

  Red Hat Directory Server 11.4

Via RHSA-2021:3955 https://access.redhat.com/errata/RHSA-2021:3955

Comment 15 errata-xmlrpc 2022-03-16 15:19:12 UTC

This issue has been addressed in the following products:

  Red Hat Directory Server 11.3 for RHEL 8

Via RHSA-2022:0952 https://access.redhat.com/errata/RHSA-2022:0952