An issue was discovered in OpenLDAP 2.x before 2.4.48. When using SASL authentication and session encryption, and relying on the SASL security layers in slapd access controls, it is possible to obtain access that would otherwise be denied via a simple bind for any identity covered in those ACLs. After the first SASL bind is completed, the sasl_ssf value is retained for all new non-SASL connections. Depending on the ACL configuration, this can affect different types of operations (searches, modifications, etc.). In other words, a successful authorization step completed by one user affects the authorization requirement for a different user.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade openldap | Nov 8, 2019 | Jul 26, 2019 |
| Amazon Linux Ami 2 | — | Upgrade openldap-serversUpgrade openldap-develUpgrade openldapUpgrade openldap-servers-sqlUpgrade openldap-debuginfoUpgrade openldap-clients | May 3, 2023 | Jul 26, 2019 |
| Amazon_linux | — | Upgrade openldap | May 4, 2023 | Jul 26, 2019 |
| Apple Osx Openldap | — | Upgrade macOS to the latest versionApply OS X security update 2019-007 High SierraApply OS X security update 2019-002 Mojave | Dec 11, 2019 | Jul 26, 2019 |
| Debian | — | Upgrade openldap | Aug 20, 2019 | Jul 26, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade openldapUpgrade openldap-serversUpgrade openldap-clientsUpgrade openldap-devel | Dec 4, 2019 | Jul 26, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade openldapUpgrade openldap-develUpgrade openldap-serversUpgrade openldap-clients | Dec 18, 2019 | Jul 26, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade openldapUpgrade openldap-serversUpgrade openldap-develUpgrade openldap-clients | Nov 19, 2019 | Jul 26, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade openldapUpgrade openldap-serversUpgrade openldap-clientsUpgrade openldap-devel | Nov 19, 2019 | Jul 26, 2019 |
| Oracle Solaris | — | Upgrade system/network/ldap/openldap to version 2.4.48.0.0-11.4.17.0.1.1.0 on Solaris 11.4Upgrade service/network/ldap/openldap to version 2.4.48.0.0-11.4.17.0.1.1.0 on Solaris 11.4 | Jan 19, 2021 | Jul 26, 2019 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jul 26, 2019 |
| Suse | — | Upgrade openldap2-ppolicy-check-passwordUpgrade openldap2-contribUpgrade libldap-2_4-2Upgrade libldap-openssl1-2_4-2-x86Upgrade openldap2-develUpgrade openldap2Upgrade libldap-openssl1-2_4-2Upgrade compat-libldap-2_3-0Upgrade openldap2-openssl1Upgrade libldap-openssl1-2_4-2-32bitUpgrade openldap2-back-sockUpgrade openldap2-back-perlUpgrade openldap2-devel-staticUpgrade openldap2-docUpgrade openldap2-back-metaUpgrade openldap2-devel-32bitUpgrade openldap2-back-sqlUpgrade openldap2-client-openssl1Upgrade libldap-dataUpgrade openldap2-clientUpgrade libldap-2_4-2-32bit | Sep 18, 2019 | Jul 26, 2019 |
| Ubuntu | — | Upgrade slapd (Ubuntu Pro)Upgrade slapd | Jul 31, 2019 | Jul 26, 2019 |
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