CVE-2020-36226
HIGH7.5EPSS 1.1%Published: 1/26/2021Modified: 12/3/2025
Also known as:ALPINE-CVE-2020-36226
Description
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.
Affected packages (3)
- Alpine/openldapfrom 0, < 2.4.57-r0
- Bitnami/openldapfrom 0, < 2.4.57
- Debian/openldapfrom 0, < 2.4.57+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (21)
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2020-36226
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2020-36226
- WEBhttps://bugs.openldap.org/show_bug.cgi?id=9413
- WEBhttp://seclists.org/fulldisclosure/2021/May/64
- WEBhttp://seclists.org/fulldisclosure/2021/May/65
- WEBhttp://seclists.org/fulldisclosure/2021/May/70
- WEBhttps://git.openldap.org/openldap/openldap/-/commit/554dff1927176579d652f2fe60c90e9abbad4c65
- WEBhttps://git.openldap.org/openldap/openldap/-/commit/5a2017d4e61a6ddc4dcb4415028e0d08eb6bca26
- WEBhttps://git.openldap.org/openldap/openldap/-/commit/c0b61a9486508e5202aa2e0cfb68c9813731b439
- WEBhttps://git.openldap.org/openldap/openldap/-/commit/d169e7958a3e0dc70f59c8374bf8a59833b7bdd8
- WEBhttps://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57
- WEBhttps://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- WEBhttps://lists.apache.org/thread.html/rc713534b10f9daeee2e0990239fa407e2118e4aa9e88a7041177497c%40%3Cissues.guacamole.apache.org%3E
- WEBhttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- WEBhttps://lists.debian.org/debian-lts-announce/2021/02/msg00005.html
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2020-36226
- WEBhttps://security.netapp.com/advisory/ntap-20210226-0002/
- WEBhttps://support.apple.com/kb/HT212529
- WEBhttps://support.apple.com/kb/HT212530
- WEBhttps://support.apple.com/kb/HT212531
- WEBhttps://www.debian.org/security/2021/dsa-4845