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
7.4 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
0.02 Low
EPSS
Percentile
88.8%
Issue Overview:
A flaw was found in OpenLDAP. This flaw allows an attacker who can send a malicious packet to be processed by OpenLDAP’s slapd server, to trigger an assertion failure. The highest threat from this vulnerability is to system availability. (CVE-2020-25709)
A flaw was found in OpenLDAP. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest threat from this vulnerability is to system availability. (CVE-2020-25710)
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-2.4.44-23.amzn2.0.3.aarch64
openldap-devel-2.4.44-23.amzn2.0.3.aarch64
openldap-servers-2.4.44-23.amzn2.0.3.aarch64
openldap-servers-sql-2.4.44-23.amzn2.0.3.aarch64
openldap-clients-2.4.44-23.amzn2.0.3.aarch64
openldap-debuginfo-2.4.44-23.amzn2.0.3.aarch64
i686:
openldap-2.4.44-23.amzn2.0.3.i686
openldap-devel-2.4.44-23.amzn2.0.3.i686
openldap-servers-2.4.44-23.amzn2.0.3.i686
openldap-servers-sql-2.4.44-23.amzn2.0.3.i686
openldap-clients-2.4.44-23.amzn2.0.3.i686
openldap-debuginfo-2.4.44-23.amzn2.0.3.i686
src:
openldap-2.4.44-23.amzn2.0.3.src
x86_64:
openldap-2.4.44-23.amzn2.0.3.x86_64
openldap-devel-2.4.44-23.amzn2.0.3.x86_64
openldap-servers-2.4.44-23.amzn2.0.3.x86_64
openldap-servers-sql-2.4.44-23.amzn2.0.3.x86_64
openldap-clients-2.4.44-23.amzn2.0.3.x86_64
openldap-debuginfo-2.4.44-23.amzn2.0.3.x86_64
Red Hat: CVE-2020-25709, CVE-2020-25710
Mitre: CVE-2020-25709, CVE-2020-25710
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
7.4 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
0.02 Low
EPSS
Percentile
88.8%