IM
IronMonkey Threat Research

CVE-2020-25692 HIGH

Published: 2020-12-08 | Last Modified: 2024-11-21 | Status: Modified

Description

A NULL pointer dereference was found in OpenLDAP server and was fixed in openldap 2.4.55, during a request for renaming RDNs. An unauthenticated attacker could remotely crash the slapd process by sending a specially crafted request, causing a Denial of Service.

Additional Descriptions (1)

Se encontró una desreferencia de puntero NULL en el servidor OpenLDAP y se corrigió en openldap versión 2.4.55, durante una petición para cambiar el nombre de los RDN. Un atacante no autenticado podría bloquear remotamente el proceso slapd al enviar una petición especialmente diseñada, causando una Denegación de Servicio

CVSS Metrics

Base Score: 7.5 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactNONE
Integrity ImpactNONE
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 3.6

Base Score: 5.0 (MEDIUM)

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

Access VectorNETWORK
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactNONE
Integrity ImpactNONE
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 2.9

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-476

Affected Products

Vendor Product Version Update Type
openldap openldap * <built-in method update of dict object at 0x7fd37019e8c0> Application
redhat enterprise_linux 5.0 <built-in method update of dict object at 0x7fd36a000a00> Operating System
redhat enterprise_linux 6.0 <built-in method update of dict object at 0x7fd38546bb80> Operating System
redhat enterprise_linux 7.0 <built-in method update of dict object at 0x7fd36b869800> Operating System
netapp cloud_backup - <built-in method update of dict object at 0x7fd36a003f00> Application
netapp solidfire_baseboard_management_controller_firmware - <built-in method update of dict object at 0x7fd36a0028c0> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
Yes cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
Yes cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*

References