A flaw was discovered in ldap_X509dn2bv in OpenLDAP before 2.4.57 leading to a slapd crash in the X.509 DN parsing in ad_keystring, resulting in denial of service.
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:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade openldap | Mar 26, 2024 | Jan 25, 2021 |
| Amazon Linux Ami 2 | — | Upgrade openldap-develUpgrade openldap-servers-sqlUpgrade openldap-clientsUpgrade openldapUpgrade openldap-debuginfoUpgrade openldap-servers | May 3, 2023 | Jan 26, 2021 |
| Amazon_linux | — | Upgrade openldap | May 4, 2023 | Jan 26, 2021 |
| Apple Osx Openldap | — | Upgrade macOS to the latest versionApply OS X security update 2021-003 CatalinaApply OS X security update 2021-004 Mojave | Aug 23, 2021 | Jan 26, 2021 |
| Debian | — | Upgrade openldap | Feb 4, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade openldap-clientsUpgrade openldap-develUpgrade openldapUpgrade openldap-servers | Sep 16, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade openldap-develUpgrade openldap-clientsUpgrade openldapUpgrade openldap-servers | Apr 30, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade openldap-serversUpgrade openldap-clientsUpgrade openldapUpgrade openldap-devel | May 19, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade openldapUpgrade openldap-develUpgrade openldap-serversUpgrade openldap-clients | May 18, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade openldap-clientsUpgrade openldap-serversUpgrade openldap | Feb 8, 2021 | Jan 26, 2021 |
| Oracle Solaris | — | Upgrade service/network/ldap/openldap to version 2.4.57.0.0-11.4.31.0.1.88.1 on Solaris 11.4Upgrade system/network/ldap/openldap to version 2.4.57.0.0-11.4.31.0.1.88.1 on Solaris 11.4 | Mar 17, 2021 | Jan 26, 2021 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jan 26, 2021 |
| Splunk | — | Upgrade Splunk Enterprise to version 9.3.1Upgrade Splunk Enterprise to version 9.2.3Upgrade Splunk Enterprise to version 9.1.6 | Jul 30, 2026 | Jan 25, 2021 |
| Suse | — | Upgrade openldap2-ppolicy-check-passwordUpgrade openldap2-back-metaUpgrade openldap2-client-openssl1Upgrade openldap2-contribUpgrade libldap-dataUpgrade openldap2-docUpgrade openldap2-devel-32bitUpgrade libldap-2_4-2-32bitUpgrade libldap-openssl1-2_4-2-x86Upgrade libldap-2_4-2Upgrade openldap2Upgrade openldap2-develUpgrade openldap2-devel-staticUpgrade openldap2-clientUpgrade compat-libldap-2_3-0Upgrade openldap2-back-perlUpgrade libldap-openssl1-2_4-2-32bitUpgrade openldap2-openssl1Upgrade openldap2-back-sockUpgrade libldap-openssl1-2_4-2Upgrade openldap2-back-sql | Mar 4, 2021 | Jan 26, 2021 |
| Ubuntu | — | Upgrade slapd (Ubuntu Pro)Upgrade slapd | Feb 9, 2021 | Jan 26, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 25, 2021 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub