CVE-2017-17740

July 31, 2021

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.

Summary:

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.

Reference Links(if available):

  • http://www.openldap.org/its/index.cgi/Incoming?id=8759
  • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00053.html
  • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00058.html

  • CVSS Score (if available)

    v2: / MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

    v3: / HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

    Links to Exploits(if available)

  • Tags: , , , ,

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