Samba up to 4.10.8 AD DC LDAP Server null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Samba up to 4.10.8. Affected by this vulnerability is an unknown functionality of the component AD DC LDAP Server. The manipulation leads to null pointer dereference. This vulnerability is traded as CVE-2019-14847. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samba up to 4.10.8 (File Transfer Software). It has been rated as problematic. This issue affects an unknown code of the component AD DC LDAP Server. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

A flaw was found in samba 4.0.0 until samba 4.10.9. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.

The weakness was shared 11/06/2019 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2019-14847 since 08/10/2019. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 4.10.9 eliminates this vulnerability.

The entries VDB-145078 and VDB-145077 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.1

VulDB Base Score: 2.7
VulDB Temp Score: 2.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.9
NVD Vector: 🔍

CNA Base Score: 4.9
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Samba 4.10.9

Timelineinfo

08/10/2019 🔍
11/06/2019 +88 days 🔍
11/06/2019 +0 days 🔍
02/05/2024 +1552 days 🔍

Sourcesinfo

Product: samba.org

Advisory: SA_19_35
Status: Not defined

CVE: CVE-2019-14847 (🔍)
GCVE (CVE): GCVE-0-2019-14847
GCVE (VulDB): GCVE-100-145079
See also: 🔍

Entryinfo

Created: 11/06/2019 18:09
Updated: 02/05/2024 08:34
Changes: 11/06/2019 18:09 (41), 11/06/2019 18:14 (18), 02/05/2024 08:31 (4), 02/05/2024 08:34 (12)
Complete: 🔍
Cache ID: 216:744:103

Be aware that VulDB is the high quality source for vulnerability data.

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