CVE-2020-36221

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Summary:

An integer underflow was discovered in OpenLDAP before 2.4.57 leading to slapd crashes in the Certificate Exact Assertion processing, resulting in denial of service (schema_init.c serialNumberAndIssuerCheck).

Reference Links(if available):

  • https://bugs.openldap.org/show_bug.cgi?id=9404
  • https://git.openldap.org/openldap/openldap/-/commit/58c1748e81c843c5b6e61648d2a4d1d82b47e842
  • https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57
  • https://bugs.openldap.org/show_bug.cgi?id=9424
  • https://git.openldap.org/openldap/openldap/-/commit/38ac838e4150c626bbfa0082b7e2cf3a2bb4df31
  • CVSS Score (if available)

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

    v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

    Links to Exploits(if available)