IM
IronMonkey Threat Research

CVE-2020-36221 HIGH

Published: 2021-01-26 | Last Modified: 2024-11-21 | Status: Modified

Description

An integer underflow was discovered in OpenLDAP before 2.4.57 leading to slapd crashes in the Certificate Exact Assertion processing, resulting in denial of service (schema_init.c serialNumberAndIssuerCheck).

Additional Descriptions (1)

Se detectó un subdesbordamiento de enteros en OpenLDAP versiones anteriores a 2.4.57, conllevando bloqueos de slapd en el procesamiento de Certificate Exact Assertion, resultando en una denegación de servicio (serialNumberAndIssuerCheck de schema_init.c)

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] Primary
en CWE-191

Affected Products

Vendor Product Version Update Type
openldap openldap * <built-in method update of dict object at 0x7fd370226640> Application
debian debian_linux 9.0 <built-in method update of dict object at 0x7fd2dbf6cf40> Operating System
debian debian_linux 10.0 <built-in method update of dict object at 0x7fd36a063780> Operating System
apple mac_os_x * <built-in method update of dict object at 0x7fd369413100> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd370226180> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd370226280> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd39c4cb8c0> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd36a07f4c0> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd370344800> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd370225a80> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd36a063c40> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd369413880> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd36b72b1c0> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd2a1e269c0> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd369411c00> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd2a1e24140> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd369413e80> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd3426eb0c0> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd370347e40> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd2a1e27600> Operating System
apple mac_os_x 10.14.6 <built-in method update of dict object at 0x7fd370346b80> Operating System
apple macos * <built-in method update of dict object at 0x7fd3094e5040> Operating System

Affected Configurations

Operator: OR

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

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Yes cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-003:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
Yes cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
Yes cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

References