- Vulnerability/
- USN-4352-1
USN-4352-1: OpenLDAP vulnerability
First published: Wed May 06 2020(Updated: )
It was discovered that OpenLDAP incorrectly handled certain queries. A remote attacker could possibly use this issue to cause OpenLDAP to consume resources, resulting in a denial of service.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/slapd | <2.4.49+dfsg-2ubuntu1.2 | 2.4.49+dfsg-2ubuntu1.2 |
| Ubuntu Ubuntu | =20.04 | |
| All of | ||
| ubuntu/slapd | <2.4.48+dfsg-1ubuntu1.1 | 2.4.48+dfsg-1ubuntu1.1 |
| Ubuntu Ubuntu | =19.10 | |
| All of | ||
| ubuntu/slapd | <2.4.45+dfsg-1ubuntu1.5 | 2.4.45+dfsg-1ubuntu1.5 |
| Ubuntu Ubuntu | =18.04 | |
| All of | ||
| ubuntu/slapd | <2.4.42+dfsg-2ubuntu3.8 | 2.4.42+dfsg-2ubuntu3.8 |
| Ubuntu Ubuntu | =16.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2020-12243
- https://ubuntu.com/security/notices/USN-4352-2
- https://launchpad.net/ubuntu/+source/openldap/2.4.49+dfsg-2ubuntu1.2
- https://launchpad.net/ubuntu/+source/openldap/2.4.48+dfsg-1ubuntu1.1
- https://launchpad.net/ubuntu/+source/openldap/2.4.45+dfsg-1ubuntu1.5
- https://launchpad.net/ubuntu/+source/openldap/2.4.42+dfsg-2ubuntu3.8
- https://ubuntu.com/security/notices/USN-4352-1 (Advisory)
Frequently Asked Questions
What is the vulnerability ID for this OpenLDAP vulnerability?
The vulnerability ID for this OpenLDAP vulnerability is USN-4352-1.
What does this OpenLDAP vulnerability allow?
This OpenLDAP vulnerability allows a remote attacker to cause a denial of service by consuming resources.
What versions of Ubuntu are affected by this OpenLDAP vulnerability?
This OpenLDAP vulnerability affects Ubuntu versions 20.04, 19.10, 18.04, and 16.04.
How can I fix this OpenLDAP vulnerability?
To fix this OpenLDAP vulnerability, update the slapd package to version 2.4.49+dfsg-2ubuntu1.2 for Ubuntu 20.04, version 2.4.48+dfsg-1ubuntu1.1 for Ubuntu 19.10, version 2.4.45+dfsg-1ubuntu1.5 for Ubuntu 18.04, and version 2.4.42+dfsg-2ubuntu3.8 for Ubuntu 16.04.
Where can I find more information about this OpenLDAP vulnerability?
You can find more information about this OpenLDAP vulnerability at the following references: CVE-2020-12243, USN-4352-2, and the Ubuntu Security Notices.
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/title
- agent/type
- collector/usn
- source/Ubuntu
- anchor-related/USN-4352-2
- agent/software-canonical-lookup
- package-manager/ubuntu
- vendor/ubuntu
- canonical/ubuntu ubuntu
- version/ubuntu ubuntu/20.04
- version/ubuntu ubuntu/19.10
- version/ubuntu ubuntu/18.04
- version/ubuntu ubuntu/16.04