# CVE-2020-35518: 389-ds-base: 389 Directory Server is an LDAP version 3 (LDAPv3) compliant server CVE-2020-35518 is fixed in 8 products on 1 platform, first by RHSA-2021:1086, released April 6, 2021. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2020-35518 - Priority: Routine - CVSS: 5.3 (Moderate) - EPSS: 0.0154 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Mar 26, 2021 ## Description 389 Directory Server is an LDAP version 3 (LDAPv3) compliant server. The base packages include the Lightweight Directory Access Protocol (LDAP) server and command-line utilities for server administration. Security Fix(es): * 389-ds-base: information disclosure during the binding of a DN (CVE-2020-35518) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * dscreate would not always set the correct hostname for the self-signed certificate database (BZ#1912481) * Indexing a heavily nested database could fail and it would corrupt the database (BZ#1936461) ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | 389-ds Ubuntu 20.04 LTS (focal) | 1.4.3.6-2ubuntu0.1~esm1 | [389-ds 1.4.3.6-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-389-ds-1.4.3.6-2ubuntu0.1-esm1.md) | May 28, 2021 | | Linux | 389-ds-base RHEL 8 | 0:1.4.3.8-7.module+el8.3.0+10310+6e88d919 | [RHSA-2021:1086](https://patchblox.com/security/data/fix/linux/rhsa-2021-1086.md) | Apr 6, 2021 | | Linux | 389-ds-base Ubuntu 20.04 LTS (focal) | 1.4.3.6-2ubuntu0.1~esm1 | [389-ds-base 1.4.3.6-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-389-ds-base-1.4.3.6-2ubuntu0.1-esm1.md) | May 28, 2021 | | Linux | 389-ds-base ol 8 | 0:1.4.3.8-7.module+el8.3.0+20006+53cafd96 | [ELSA-2021-1086](https://patchblox.com/security/data/fix/linux/elsa-2021-1086.md) | Apr 9, 2021 | | Linux | 389-ds-base-devel RHEL 8 | 0:1.4.3.8-7.module+el8.3.0+10310+6e88d919 | [RHSA-2021:1086](https://patchblox.com/security/data/fix/linux/rhsa-2021-1086.md) | Apr 6, 2021 | | Linux | 389-ds-base-devel ol 8 | 0:1.4.3.8-7.module+el8.3.0+20006+53cafd96 | [ELSA-2021-1086](https://patchblox.com/security/data/fix/linux/elsa-2021-1086.md) | Apr 9, 2021 | | Linux | 389-ds-base-legacy-tools RHEL 8 | 0:1.4.3.8-7.module+el8.3.0+10310+6e88d919 | [RHSA-2021:1086](https://patchblox.com/security/data/fix/linux/rhsa-2021-1086.md) | Apr 6, 2021 | | Linux | 389-ds-base-legacy-tools ol 8 | 0:1.4.3.8-7.module+el8.3.0+20006+53cafd96 | [ELSA-2021-1086](https://patchblox.com/security/data/fix/linux/elsa-2021-1086.md) | Apr 9, 2021 | | Linux | 389-ds-base-libs RHEL 8 | 0:1.4.3.8-7.module+el8.3.0+10310+6e88d919 | [RHSA-2021:1086](https://patchblox.com/security/data/fix/linux/rhsa-2021-1086.md) | Apr 6, 2021 | | Linux | 389-ds-base-libs Ubuntu 20.04 LTS (focal) | 1.4.3.6-2ubuntu0.1~esm1 | [389-ds-base-libs 1.4.3.6-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-389-ds-base-libs-1.4.3.6-2ubuntu0.1-esm1.md) | May 28, 2021 | | Linux | 389-ds-base-libs ol 8 | 0:1.4.3.8-7.module+el8.3.0+20006+53cafd96 | [ELSA-2021-1086](https://patchblox.com/security/data/fix/linux/elsa-2021-1086.md) | Apr 9, 2021 | | Linux | 389-ds-base-snmp RHEL 8 | 0:1.4.3.8-7.module+el8.3.0+10310+6e88d919 | [RHSA-2021:1086](https://patchblox.com/security/data/fix/linux/rhsa-2021-1086.md) | Apr 6, 2021 | | Linux | 389-ds-base-snmp ol 8 | 0:1.4.3.8-7.module+el8.3.0+20006+53cafd96 | [ELSA-2021-1086](https://patchblox.com/security/data/fix/linux/elsa-2021-1086.md) | Apr 9, 2021 | | Linux | cockpit-389-ds Ubuntu 20.04 LTS (focal) | 1.4.3.6-2ubuntu0.1~esm1 | [cockpit-389-ds 1.4.3.6-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-cockpit-389-ds-1.4.3.6-2ubuntu0.1-esm1.md) | May 28, 2021 | | Linux | python3-lib389 RHEL 8 | 0:1.4.3.8-7.module+el8.3.0+10310+6e88d919 | [RHSA-2021:1086](https://patchblox.com/security/data/fix/linux/rhsa-2021-1086.md) | Apr 6, 2021 | | Linux | python3-lib389 Ubuntu 20.04 LTS (focal) | 1.4.3.6-2ubuntu0.1~esm1 | [python3-lib389 1.4.3.6-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-lib389-1.4.3.6-2ubuntu0.1-esm1.md) | May 28, 2021 | | Linux | python3-lib389 ol 8 | 0:1.4.3.8-7.module+el8.3.0+20006+53cafd96 | [ELSA-2021-1086](https://patchblox.com/security/data/fix/linux/elsa-2021-1086.md) | Apr 9, 2021 | --- Data as of 2026-11-08T00:53:09Z UTC. 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