CVE-2020-12243

high

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).

References

https://git.openldap.org/openldap/openldap/-/blob/OPENLDAP_REL_ENG_2_4/CHANGES

https://bugs.openldap.org/show_bug.cgi?id=9202

https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440

https://www.debian.org/security/2020/dsa-4666

https://lists.debian.org/debian-lts-announce/2020/05/msg00001.html

https://usn.ubuntu.com/4352-2/

https://security.netapp.com/advisory/ntap-20200511-0003/

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00016.html

https://usn.ubuntu.com/4352-1/

https://support.apple.com/kb/HT211289

https://www.oracle.com/security-alerts/cpuoct2020.html

https://www.oracle.com/security-alerts/cpuapr2022.html

Details

Source: MITRE

Published: 2020-04-28

Updated: 2022-04-29

Type: CWE-674

Risk Information

CVSS v2

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH