high
7.5
CWE
843
Advisory Published
Updated

CVE-2020-36229

First published: Mon Jan 25 2021(Updated: )

A flaw was discovered in ldap_X509dn2bv in OpenLDAP before 2.4.57 leading to a slapd crash in the X.509 DN parsing in ad_keystring, resulting in denial of service.

Credit: CVE-2020-36226 CVE-2020-36229 CVE-2020-36225 CVE-2020-36224 CVE-2020-36223 CVE-2020-36227 CVE-2020-36228 CVE-2020-36221 CVE-2020-36222 CVE-2020-36230 CVE-2020-36226 CVE-2020-36229 CVE-2020-36225 CVE-2020-36224 CVE-2020-36223 CVE-2020-36227 CVE-2020-36228 CVE-2020-36221 CVE-2020-36222 CVE-2020-36230 cve@mitre.org CVE-2020-36226 CVE-2020-36227 CVE-2020-36223 CVE-2020-36224 CVE-2020-36225 CVE-2020-36221 CVE-2020-36228 CVE-2020-36222 CVE-2020-36230 CVE-2020-36229

Affected SoftwareAffected VersionHow to fix
debian/openldap
2.4.47+dfsg-3+deb10u7
2.4.57+dfsg-3+deb11u1
2.5.13+dfsg-5
Apple macOS<11.4
11.4
macOS Catalina
macOS Mojave
OpenLDAP<2.4.57
Debian=9.0
Debian=10.0
Apple iOS and macOS>=10.14.0<10.14.6
Apple iOS and macOS=10.14.6
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
Apple iOS and macOS>=11.1<11.4

Remedy

https://git.openldap.org/openldap/openldap/-/commit/4bdfffd2889c0c5cdf58bebafbdc8fce4bb2bff0

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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 CVE-2020-36229?

    CVE-2020-36229 is a vulnerability related to OpenLDAP that was addressed with improved checks.

  • Which software versions are affected by CVE-2020-36229?

    CVE-2020-36229 affects macOS Big Sur version 11.4, Mojave, and Catalina.

  • How was CVE-2020-36229 addressed?

    CVE-2020-36229 was addressed with improved checks.

  • Where can I find more information about CVE-2020-36229?

    You can find more information about CVE-2020-36229 at the following references: [Apple Support - HT212530](https://support.apple.com/en-us/HT212530), [Apple Support - HT212529](https://support.apple.com/en-us/HT212529), [Apple Support - HT212531](https://support.apple.com/en-us/HT212531).

  • Is there a fix available for CVE-2020-36229?

    Yes, the issue was addressed with improved checks.

Company

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