CVE-2017-17740

contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.

• CWE-119

• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.htmlMailing List, Third Party Advisory
• http://www.openldap.org/its/index.cgi/Incoming?id=8759Issue Tracking, Vendor Advisory
• https://kc.mcafee.com/corporate/index?page=content&id=SB10365Third Party Advisory
• https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.htmlMailing List, Third Party Advisory
• http://www.openldap.org/its/index.cgi/Incoming?id=8759Issue Tracking, Vendor Advisory
• https://kc.mcafee.com/corporate/index?page=content&id=SB10365Third Party Advisory
• https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory

Published

Dec 18, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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