CVE-2020-36222
HIGH severity · CVSS 7.5 · CWE-617
7.5CVSS HIGH
Summary
A flaw was discovered in OpenLDAP before 2.4.57 leading to an assertion failure in slapd in the saslAuthzTo validation, resulting in denial of service.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)77%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.openldap.org/openldap/openldap/-/commit/02dfc32d658fadc25e4040f78e36592f6e1e1ca0 ↗
Additional information
- NVD record
- https://git.openldap.org/openldap/openldap/-/commit/02dfc32d658fadc25e4040f78e36592f6e1e1ca0Patch
- https://git.openldap.org/openldap/openldap/-/commit/6ed057b5b728b50746c869bcc9c1f85d0bbbf6edPatch
- https://bugs.openldap.org/show_bug.cgi?id=9406Advisory
- https://bugs.openldap.org/show_bug.cgi?id=9407Advisory
- http://seclists.org/fulldisclosure/2021/May/64Advisory
- http://seclists.org/fulldisclosure/2021/May/65Advisory
- http://seclists.org/fulldisclosure/2021/May/70Advisory
- https://git.openldap.org/openldap/openldap/-/commit/6ed057b5b728b50746c869bcc9c1f85d0bbbf6ed.aa