VulnerabilityModified
CVE-2020-12243
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).
HIGH 7.5EPSS 4.42%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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).
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 4.42% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-674
- Affected
- openldap/openldap · debian/debian linux · opensuse/leap · canonical/ubuntu linux · netapp/cloud backup · netapp/steelstore cloud integrated storage · netapp/h410c firmware · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h300e firmware · netapp/h500e firmware · netapp/h700e firmware · netapp/h410s firmware · broadcom/brocade fabric operating system · apple/mac os x · oracle/zfs storage appliance kit · oracle/solaris
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00016.htmlMailing List, Third Party Advisory
- https://bugs.openldap.org/show_bug.cgi?id=9202Exploit, Patch, Vendor Advisory
- https://git.openldap.org/openldap/openldap/-/blob/OPENLDAP_REL_ENG_2_4/CHANGESRelease Notes, Vendor Advisory
- https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/05/msg00001.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200511-0003/Third Party Advisory
- https://support.apple.com/kb/HT211289Third Party Advisory
- https://usn.ubuntu.com/4352-1/Third Party Advisory
- https://usn.ubuntu.com/4352-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4666Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlThird Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00016.htmlMailing List, Third Party Advisory
- https://bugs.openldap.org/show_bug.cgi?id=9202Exploit, Patch, Vendor Advisory
- https://git.openldap.org/openldap/openldap/-/blob/OPENLDAP_REL_ENG_2_4/CHANGESRelease Notes, Vendor Advisory
- https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/05/msg00001.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200511-0003/Third Party Advisory
- https://support.apple.com/kb/HT211289Third Party Advisory
- https://usn.ubuntu.com/4352-1/Third Party Advisory
- https://usn.ubuntu.com/4352-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4666Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlThird Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.