CVE-2020-36228: Integer Underflow
An integer underflow was discovered in OpenLDAP before 2.4.57 leading to a slapd crash in the Certificate List Exact Assertion processing, resulting in denial of service.
Other sources
OpenLDAP. This issue was addressed with improved checks.
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/openldapto a version that resolves this vulnerability.Fixed in 2.4.47+dfsg-3+deb10u7Fixed in 2.4.57+dfsg-3+deb11u1Fixed in 2.5.13+dfsg-5 - Upgrade
Upgrade
Apple macOSto a version that resolves this vulnerability.Fixed in 11.4
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30678
- CVE-2021-30676
- CVE-2021-30688
- CVE-2021-30669
- CVE-2021-30707
- CVE-2021-30685
- CVE-2021-30672
- CVE-2021-30681
- CVE-2021-30686
- CVE-2021-30733
- CVE-2021-30753
- CVE-2021-30727
- CVE-2021-30724
- CVE-2021-30673
- CVE-2021-30771
- CVE-2021-30755
- CVE-2021-30684
- CVE-2021-30735
- CVE-2021-30697
- CVE-2021-30710
- CVE-2021-30683
- CVE-2021-30687
- CVE-2021-30700
- CVE-2021-30701
- CVE-2021-30705
- CVE-2021-30706
- CVE-2021-30719
- CVE-2021-30728
- CVE-2021-30726
- CVE-2021-30731
- CVE-2021-30740
- CVE-2021-30704
- CVE-2021-30715
- CVE-2021-30736
- CVE-2021-30739
- CVE-2021-30703
- CVE-2021-30680
- CVE-2021-30677
- CVE-2021-30702
- CVE-2021-30696
- CVE-2021-30756
- CVE-2021-30723
- CVE-2021-30691
- CVE-2021-30692
- CVE-2021-30694
- CVE-2021-30725
- CVE-2021-30746
- CVE-2021-30693
- CVE-2021-30695
- CVE-2021-30708
- CVE-2021-30709
- CVE-2021-30679
- 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
- CVE-2021-30738
- CVE-2021-30751
- CVE-2021-30737
- CVE-2021-30716
- CVE-2021-30717
- CVE-2021-30721
- CVE-2021-30722
- CVE-2021-30712
- CVE-2021-30668
- CVE-2021-30718
- CVE-2021-30671
- 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
- CVE-2020-29629
- CVE-2021-1884
- CVE-2021-1883
- CVE-2021-30743
- CVE-2021-30819
- CVE-2021-30690
Frequently Asked Questions
What is CVE-2020-36228?
CVE-2020-36228 is a vulnerability in OpenLDAP that was addressed with improved checks.
How does CVE-2020-36228 affect macOS Big Sur?
CVE-2020-36228 affects macOS Big Sur version 11.4.
How does CVE-2020-36228 affect macOS Mojave?
CVE-2020-36228 affects macOS Mojave.
How does CVE-2020-36228 affect macOS Catalina?
CVE-2020-36228 affects macOS Catalina.
How can I fix CVE-2020-36228?
To fix CVE-2020-36228, update your operating system to the latest version provided by Apple.