CVE-2020-36226
First published: Mon Jan 25 2021(Updated: )
A flaw was discovered in OpenLDAP before 2.4.57 leading to a memch->bv_len miscalculation and slapd crash in the saslAuthzTo processing, 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 Software | Affected Version | How to fix |
|---|---|---|
| Openldap Openldap | <2.4.57 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Apple Mac OS X | >=10.14.0<10.14.6 | |
| Apple Mac OS X | =10.14.6 | |
| 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 | |
| Apple macOS | >=11.1<11.4 | |
| Apple macOS Big Sur | <11.4 | 11.4 |
| Apple Catalina | ||
| Apple Mojave | ||
| debian/openldap | 2.4.47+dfsg-3+deb10u7 2.4.57+dfsg-3+deb11u1 2.5.13+dfsg-5 |
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Reference Links
- https://git.openldap.org/openldap/openldap/-/commit/554dff1927176579d652f2fe60c90e9abbad4c65
- https://git.openldap.org/openldap/openldap/-/commit/c0b61a9486508e5202aa2e0cfb68c9813731b439
- https://git.openldap.org/openldap/openldap/-/commit/5a2017d4e61a6ddc4dcb4415028e0d08eb6bca26
- https://bugs.openldap.org/show_bug.cgi?id=9413
- https://git.openldap.org/openldap/openldap/-/commit/d169e7958a3e0dc70f59c8374bf8a59833b7bdd8
- https://security-tracker.debian.org/tracker/CVE-2020-36226
- https://support.apple.com/en-us/HT212530 (Advisory)
- https://support.apple.com/en-us/HT212531 (Advisory)
- http://seclists.org/fulldisclosure/2021/May/64
- http://seclists.org/fulldisclosure/2021/May/65
- http://seclists.org/fulldisclosure/2021/May/70
- https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rc713534b10f9daeee2e0990239fa407e2118e4aa9e88a7041177497c@%3Cissues.guacamole.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/02/msg00005.html
- https://security.netapp.com/advisory/ntap-20210226-0002/
- https://support.apple.com/kb/HT212529
- https://support.apple.com/kb/HT212530
- https://support.apple.com/kb/HT212531
- https://www.debian.org/security/2021/dsa-4845
- https://support.apple.com/en-us/HT212529 (Advisory)
- https://lists.apache.org/thread.html/rc713534b10f9daeee2e0990239fa407e2118e4aa9e88a7041177497c%40%3Cissues.guacamole.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2021-30676
- CVE-2021-30678
- CVE-2021-30688
- CVE-2021-30669
- CVE-2021-30685
- CVE-2021-30686
- CVE-2021-30681
- CVE-2021-30724
- CVE-2021-30673
- CVE-2020-29629
- CVE-2021-30684
- CVE-2021-30735
- CVE-2021-30710
- CVE-2021-1884
- CVE-2021-1883
- CVE-2021-30697
- CVE-2021-30683
- CVE-2021-30687
- CVE-2021-30701
- CVE-2021-30743
- CVE-2021-30705
- CVE-2021-30728
- CVE-2021-30719
- CVE-2021-30726
- CVE-2021-30704
- CVE-2021-30715
- CVE-2021-30739
- CVE-2021-30702
- CVE-2021-30696
- CVE-2021-30819
- CVE-2021-30723
- CVE-2021-30691
- CVE-2021-30694
- CVE-2021-30692
- CVE-2021-30746
- CVE-2021-30693
- CVE-2021-30695
- CVE-2021-30708
- CVE-2021-30709
- CVE-2021-30725
- CVE-2021-30679
- 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-2021-30737
- CVE-2021-30716
- CVE-2021-30717
- CVE-2021-30712
- CVE-2021-30721
- CVE-2021-30722
- CVE-2021-30671
- CVE-2021-30690
- CVE-2021-30738
- CVE-2021-30707
- CVE-2021-30672
- CVE-2021-30733
- CVE-2021-30753
- CVE-2021-30727
- CVE-2021-30771
- CVE-2021-30755
- CVE-2021-30700
- CVE-2021-30706
- CVE-2021-30731
- CVE-2021-30740
- CVE-2021-30736
- CVE-2021-30703
- CVE-2021-30680
- CVE-2021-30677
- CVE-2021-30756
- CVE-2021-30751
- CVE-2021-30668
- CVE-2021-30718
- CVE-2021-30713
- CVE-2021-30744
- CVE-2021-21779
- CVE-2021-30682
- CVE-2021-30689
- CVE-2021-30749
- CVE-2021-30734
- CVE-2021-30720
- CVE-2021-23841
- CVE-2021-30698
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2020-36226.
What software products are affected by this vulnerability?
The macOS Big Sur 11.4, Mojave, and Catalina versions of Apple's operating system are affected by this vulnerability.
What is the severity of this vulnerability?
The severity of this vulnerability is not specified in the provided information.
How was this vulnerability addressed?
This vulnerability was addressed with improved checks.
Where can I find more information about this vulnerability and its fixes?
You can find more information about this vulnerability and its fixes on the Apple support website. Here are the links: [Link 1](https://support.apple.com/en-us/HT212530), [Link 2](https://support.apple.com/en-us/HT212529), [Link 3](https://support.apple.com/en-us/HT212531).
- collector/security-tracker-debian
- collector/apple-support
- alias/CVE-2020-36229
- alias/CVE-2020-36225
- alias/CVE-2020-36224
- alias/CVE-2020-36223
- alias/CVE-2020-36227
- alias/CVE-2020-36228
- alias/CVE-2020-36221
- alias/CVE-2020-36222
- alias/CVE-2020-36230
- collector/nvd-index
- agent/type
- agent/software-canonical-lookup-request
- agent/remedy
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/references
- agent/severity
- agent/author
- agent/tags
- agent/description
- agent/first-publish-date
- agent/event
- package-manager/debian
- vendor/apple
- canonical/apple catalina
- canonical/apple mojave
- vendor/openldap
- canonical/openldap openldap
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0
- canonical/apple mac os x
- version/apple mac os x/10.14.0
- version/apple mac os x/10.14.6
- version/apple mac os x/10.14.6-security_update_2019-004
- version/apple mac os x/10.14.6-security_update_2019-005
- version/apple mac os x/10.14.6-security_update_2019-006
- version/apple mac os x/10.14.6-security_update_2019-007
- version/apple mac os x/10.14.6-security_update_2020-001
- version/apple mac os x/10.14.6-security_update_2020-002
- version/apple mac os x/10.14.6-security_update_2020-003
- version/apple mac os x/10.14.6-security_update_2020-004
- version/apple mac os x/10.14.6-security_update_2020-005
- version/apple mac os x/10.14.6-security_update_2020-006
- version/apple mac os x/10.14.6-security_update_2020-007
- version/apple mac os x/10.14.6-security_update_2021-001
- version/apple mac os x/10.14.6-security_update_2021-002
- version/apple mac os x/10.14.6-security_update_2021-003
- version/apple mac os x/10.14.6-supplemental_update
- version/apple mac os x/10.14.6-supplemental_update_2
- canonical/apple macos
- version/apple macos/11.1
- canonical/apple macos big sur