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  1. Core Server
  2. SERVER-49142

Validate correct field name in RoleName::parseFromBSON()

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Details

    • Fully Compatible
    • ALL
    • v4.4, v4.2, v4.0, v3.6
    • Security 2020-06-29

    Description

      CVE-2020-7925

      Title: Denial of Service when processing malformed Role names

      Description: Incorrect validation of user input in the role name parser may lead to use of uninitialized memory allowing an unauthenticated attacker to use a specially crafted request to cause a denial of service. This issue affects: MongoDB Inc. MongoDB Server v4.4 versions prior to 4.4.0-rc12; v4.2 versions prior to 4.2.9.

      CVSS score: 7.5 using the following scoring metrics:
      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

      CWE: CWE-475: Undefined Behavior for Input to API

      Affected versions:

      This issue affects - MongoDB Inc. MongoDB Server:

      • v4.4 versions prior to 4.4.0-rc12;
      • v4.2 versions prior to 4.2.9.

      Due to a bug in the query planner it's possible to trip this invariant for certain types of queries.

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            sara.golemon@mongodb.com Sara Golemon
            sara.golemon@mongodb.com Sara Golemon
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              Updated:
              Resolved: