high
7.5
CWE
674
Advisory Published
Updated

CVE-2020-12243

First published: Tue Apr 28 2020(Updated: )

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).

Credit: CVE-2020-12243 cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Apple macOS Catalina<10.15.6
10.15.6
Apple Mojave
Apple High Sierra
debian/openldap
2.4.47+dfsg-3+deb10u7
2.4.57+dfsg-3+deb11u1
2.5.13+dfsg-5
ubuntu/openldap<2.4.50
2.4.50
ubuntu/openldap<2.4.45+dfsg-1ubuntu1.5
2.4.45+dfsg-1ubuntu1.5
ubuntu/openldap<2.4.48+dfsg-1ubuntu1.1
2.4.48+dfsg-1ubuntu1.1
ubuntu/openldap<2.4.49+dfsg-2ubuntu1.2
2.4.49+dfsg-2ubuntu1.2
ubuntu/openldap<2.4.31-1+
2.4.31-1+
ubuntu/openldap<2.4.42+dfsg-2ubuntu3.8
2.4.42+dfsg-2ubuntu3.8
Openldap Openldap<2.4.50
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Debian Debian Linux=10.0
openSUSE Leap=15.1
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Canonical Ubuntu Linux=20.04
Netapp Cloud Backup
Netapp Steelstore Cloud Integrated Storage
All of
Netapp H410c Firmware
Netapp H410c
All of
Netapp H300s Firmware
Netapp H300s
All of
Netapp H500s Firmware
Netapp H500s
All of
Netapp H700s Firmware
Netapp H700s
All of
Netapp H300e Firmware
Netapp H300e
All of
Netapp H500e Firmware
Netapp H500e
All of
Netapp H700e Firmware
Netapp H700e
All of
Netapp H410s Firmware
Netapp H410s
Broadcom Brocade Fabric Operating System
Apple Mac OS X>=10.13.0<10.13.6
Apple Mac OS X>=10.14.0<10.14.6
Apple Mac OS X>=10.15<10.15.6
Apple Mac OS X=10.13.6-security_update_2018-002
Apple Mac OS X=10.13.6-security_update_2018-003
Apple Mac OS X=10.13.6-security_update_2019-001
Apple Mac OS X=10.13.6-security_update_2019-002
Apple Mac OS X=10.13.6-security_update_2019-003
Apple Mac OS X=10.13.6-security_update_2019-004
Apple Mac OS X=10.13.6-security_update_2019-005
Apple Mac OS X=10.13.6-security_update_2019-006
Apple Mac OS X=10.13.6-security_update_2019-007
Apple Mac OS X=10.13.6-security_update_2020-001
Apple Mac OS X=10.13.6-security_update_2020-002
Apple Mac OS X=10.13.6-security_update_2020-003
Apple Mac OS X=10.13.6-supplemental_update
Apple Mac OS X=10.14.6-security_update_2019-001
Apple Mac OS X=10.14.6-security_update_2019-002
Apple Mac OS X=10.14.6-security_update_2019-004
Apple Mac OS X=10.14.6-security_update_2019-005
Apple Mac OS X=10.14.6-security_update_2019-006
Apple Mac OS X=10.14.6-security_update_2019-007
Apple Mac OS X=10.14.6-security_update_2020-001
Apple Mac OS X=10.14.6-security_update_2020-002
Apple Mac OS X=10.14.6-security_update_2020-003
Apple Mac OS X=10.14.6-security_update_2020-004
Apple Mac OS X=10.14.6-security_update_2020-005
Apple Mac OS X=10.14.6-security_update_2020-006
Apple Mac OS X=10.14.6-security_update_2020-007
Apple Mac OS X=10.14.6-security_update_2021-001
Apple Mac OS X=10.14.6-security_update_2021-002
Apple Mac OS X=10.14.6-security_update_2021-003
Apple Mac OS X=10.14.6-supplemental_update
Apple Mac OS X=10.14.6-supplemental_update_2
Oracle ZFS Storage Appliance Kit=8.8
Oracle Solaris=10
Oracle Solaris=11
Netapp H410c Firmware
Netapp H410c
Netapp H300s Firmware
Netapp H300s
Netapp H500s Firmware
Netapp H500s
Netapp H700s Firmware
Netapp H700s
Netapp H300e Firmware
Netapp H300e
Netapp H500e Firmware
Netapp H500e
Netapp H700e Firmware
Netapp H700e
Netapp H410s Firmware
Netapp H410s

Remedy

https://bugs.openldap.org/show_bug.cgi?id=9202

Remedy

https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440

Remedy

https://www.oracle.com/security-alerts/cpuoct2020.html

Remedy

https://git.openldap.org/openldap/openldap/-/commit/d38d48fc8f572dedfb67b9da61a2ba3b125ced91

Remedy

https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440 (2.4)

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID is CVE-2020-12243.

  • What software is affected by this vulnerability?

    The vulnerability affects Apple macOS Catalina, Apple Mojave, and Apple High Sierra.

  • What is the severity of CVE-2020-12243?

    The severity of CVE-2020-12243 is not specified.

  • How was this vulnerability addressed?

    This vulnerability was addressed with improved checks.

  • Where can I find more information about this vulnerability?

    More information about this vulnerability can be found at the following link: [CVE-2020-12243](https://support.apple.com/en-us/HT211289)

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