high
7.5
CWE
674
Advisory Published
CVE 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

Affected SoftwareAffected VersionHow to fix
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<2.4.50
2.4.50
ubuntu/openldap<2.4.42+dfsg-2ubuntu3.8
2.4.42+dfsg-2ubuntu3.8
debian/openldap
2.4.57+dfsg-3+deb11u1
2.5.13+dfsg-5
2.5.18+dfsg-2
2.5.18+dfsg-3
macOS Catalina<10.15.6
10.15.6
macOS Mojave
macOS High Sierra
OpenLDAP<2.4.50
Debian=8.0
Debian=9.0
Debian=10.0
openSUSE=15.1
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=19.10
Ubuntu=20.04
netapp cloud backup
NetApp SteelStore
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
Brocade Fabric OS
Apple iOS and macOS>=10.13.0<10.13.6
Apple iOS and macOS>=10.14.0<10.14.6
Apple iOS and macOS>=10.15<10.15.6
Apple iOS and macOS=10.13.6-security_update_2018-002
Apple iOS and macOS=10.13.6-security_update_2018-003
Apple iOS and macOS=10.13.6-security_update_2019-001
Apple iOS and macOS=10.13.6-security_update_2019-002
Apple iOS and macOS=10.13.6-security_update_2019-003
Apple iOS and macOS=10.13.6-security_update_2019-004
Apple iOS and macOS=10.13.6-security_update_2019-005
Apple iOS and macOS=10.13.6-security_update_2019-006
Apple iOS and macOS=10.13.6-security_update_2019-007
Apple iOS and macOS=10.13.6-security_update_2020-001
Apple iOS and macOS=10.13.6-security_update_2020-002
Apple iOS and macOS=10.13.6-security_update_2020-003
Apple iOS and macOS=10.13.6-supplemental_update
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-security_update_2020-007
Apple iOS and macOS=10.14.6-security_update_2021-001
Apple iOS and macOS=10.14.6-security_update_2021-002
Apple iOS and macOS=10.14.6-security_update_2021-003
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Oracle Sun ZFS Storage Appliance Kit=8.8
Oracle Solaris SPARC=10
Oracle Solaris SPARC=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

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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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