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).
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
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
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Timeline
- Published
- Apr 28, 2020
- Last modified
- Oct 14, 2026
- NVD status
- Modified