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
7.6 High
AI Score
Confidence
High
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
0.111 Low
EPSS
Percentile
95.0%
Issue Overview:
In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash). (CVE-2020-12243)
Affected Packages:
openldap
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update openldap to update your system.
New Packages:
aarch64:
openldap-2.4.44-22.amzn2.aarch64
openldap-devel-2.4.44-22.amzn2.aarch64
openldap-servers-2.4.44-22.amzn2.aarch64
openldap-servers-sql-2.4.44-22.amzn2.aarch64
openldap-clients-2.4.44-22.amzn2.aarch64
openldap-debuginfo-2.4.44-22.amzn2.aarch64
i686:
openldap-2.4.44-22.amzn2.i686
openldap-devel-2.4.44-22.amzn2.i686
openldap-servers-2.4.44-22.amzn2.i686
openldap-servers-sql-2.4.44-22.amzn2.i686
openldap-clients-2.4.44-22.amzn2.i686
openldap-debuginfo-2.4.44-22.amzn2.i686
src:
openldap-2.4.44-22.amzn2.src
x86_64:
openldap-2.4.44-22.amzn2.x86_64
openldap-devel-2.4.44-22.amzn2.x86_64
openldap-servers-2.4.44-22.amzn2.x86_64
openldap-servers-sql-2.4.44-22.amzn2.x86_64
openldap-clients-2.4.44-22.amzn2.x86_64
openldap-debuginfo-2.4.44-22.amzn2.x86_64
Red Hat: CVE-2020-12243
Mitre: CVE-2020-12243
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | openldap | < 2.4.44-22.amzn2 | openldap-2.4.44-22.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openldap-devel | < 2.4.44-22.amzn2 | openldap-devel-2.4.44-22.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openldap-servers | < 2.4.44-22.amzn2 | openldap-servers-2.4.44-22.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openldap-servers-sql | < 2.4.44-22.amzn2 | openldap-servers-sql-2.4.44-22.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openldap-clients | < 2.4.44-22.amzn2 | openldap-clients-2.4.44-22.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | openldap-debuginfo | < 2.4.44-22.amzn2 | openldap-debuginfo-2.4.44-22.amzn2.aarch64.rpm |
Amazon Linux | 2 | i686 | openldap | < 2.4.44-22.amzn2 | openldap-2.4.44-22.amzn2.i686.rpm |
Amazon Linux | 2 | i686 | openldap-devel | < 2.4.44-22.amzn2 | openldap-devel-2.4.44-22.amzn2.i686.rpm |
Amazon Linux | 2 | i686 | openldap-servers | < 2.4.44-22.amzn2 | openldap-servers-2.4.44-22.amzn2.i686.rpm |
Amazon Linux | 2 | i686 | openldap-servers-sql | < 2.4.44-22.amzn2 | openldap-servers-sql-2.4.44-22.amzn2.i686.rpm |
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
7.6 High
AI Score
Confidence
High
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
0.111 Low
EPSS
Percentile
95.0%