CVE-2020-12243
Published: August 31, 2023Last modified: August 31, 2023
Description
In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash).
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | openldap | Not affected (2.6.3-r6) |
| Stream | openldap | Not affected (2.6.6-r0) |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00016.html
- https://bugs.openldap.org/show_bug.cgi?id=9202
- https://git.openldap.org/openldap/openldap/-/blob/OPENLDAP_REL_ENG_2_4/CHANGES
- https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440
- https://lists.debian.org/debian-lts-announce/2020/05/msg00001.html
- https://security.netapp.com/advisory/ntap-20200511-0003/
- https://support.apple.com/kb/HT211289
- https://usn.ubuntu.com/4352-1/
- https://usn.ubuntu.com/4352-2/
- https://www.debian.org/security/2020/dsa-4666
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpuoct2020.html