Vulnerability from bitnami_vulndb
Published
2024-03-06 11:00
Modified
2025-04-03 14:40
Summary
Details

A flaw was discovered in OpenLDAP before 2.4.57 leading to a memch->bv_len miscalculation and slapd crash in the saslAuthzTo processing, resulting in denial of service.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "openldap",
        "purl": "pkg:bitnami/openldap"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.57"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-36226"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
  },
  "details": "A flaw was discovered in OpenLDAP before 2.4.57 leading to a memch-\u003ebv_len miscalculation and slapd crash in the saslAuthzTo processing, resulting in denial of service.",
  "id": "BIT-openldap-2020-36226",
  "modified": "2025-04-03T14:40:37.652Z",
  "published": "2024-03-06T11:00:58.089Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/May/64"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/May/65"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/May/70"
    },
    {
      "type": "WEB",
      "url": "https://bugs.openldap.org/show_bug.cgi?id=9413"
    },
    {
      "type": "WEB",
      "url": "https://git.openldap.org/openldap/openldap/-/commit/554dff1927176579d652f2fe60c90e9abbad4c65"
    },
    {
      "type": "WEB",
      "url": "https://git.openldap.org/openldap/openldap/-/commit/5a2017d4e61a6ddc4dcb4415028e0d08eb6bca26"
    },
    {
      "type": "WEB",
      "url": "https://git.openldap.org/openldap/openldap/-/commit/c0b61a9486508e5202aa2e0cfb68c9813731b439"
    },
    {
      "type": "WEB",
      "url": "https://git.openldap.org/openldap/openldap/-/commit/d169e7958a3e0dc70f59c8374bf8a59833b7bdd8"
    },
    {
      "type": "WEB",
      "url": "https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/rc713534b10f9daeee2e0990239fa407e2118e4aa9e88a7041177497c%40%3Cissues.guacamole.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00005.html"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210226-0002/"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212529"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212530"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212531"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2021/dsa-4845"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36226"
    }
  ],
  "schema_version": "1.5.0"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.