CVE-2020-36221

2021-01-2600:00:00

ubuntu.com

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.057 Low

EPSS

Percentile

93.2%

JSON

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).

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchopenldap< 2.4.45+dfsg-1ubuntu1.9UNKNOWN
ubuntu20.04noarchopenldap< 2.4.49+dfsg-2ubuntu1.6UNKNOWN
ubuntu20.10noarchopenldap< 2.4.53+dfsg-1ubuntu1.3UNKNOWN
ubuntu21.04noarchopenldap< 2.4.57+dfsg-2ubuntu1UNKNOWN
ubuntu21.10noarchopenldap< 2.4.57+dfsg-2ubuntu1UNKNOWN
ubuntu22.04noarchopenldap< 2.4.57+dfsg-2ubuntu1UNKNOWN
ubuntu22.10noarchopenldap< 2.4.57+dfsg-2ubuntu1UNKNOWN
ubuntu23.04noarchopenldap< 2.4.57+dfsg-2ubuntu1UNKNOWN
ubuntu23.10noarchopenldap< 2.4.57+dfsg-2ubuntu1UNKNOWN
ubuntu14.04noarchopenldap< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	openldap	< 2.4.45+dfsg-1ubuntu1.9	UNKNOWN
ubuntu	20.04	noarch	openldap	< 2.4.49+dfsg-2ubuntu1.6	UNKNOWN
ubuntu	20.10	noarch	openldap	< 2.4.53+dfsg-1ubuntu1.3	UNKNOWN
ubuntu	21.04	noarch	openldap	< 2.4.57+dfsg-2ubuntu1	UNKNOWN
ubuntu	21.10	noarch	openldap	< 2.4.57+dfsg-2ubuntu1	UNKNOWN
ubuntu	22.04	noarch	openldap	< 2.4.57+dfsg-2ubuntu1	UNKNOWN
ubuntu	22.10	noarch	openldap	< 2.4.57+dfsg-2ubuntu1	UNKNOWN
ubuntu	23.04	noarch	openldap	< 2.4.57+dfsg-2ubuntu1	UNKNOWN
ubuntu	23.10	noarch	openldap	< 2.4.57+dfsg-2ubuntu1	UNKNOWN
ubuntu	14.04	noarch	openldap	< any	UNKNOWN