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  1. Core Server
  2. SERVER-51083

Problem with regex index bounds

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical - P2
    • Resolution: Fixed
    • Affects Version/s: 4.0.20
    • Fix Version/s: 4.0.21, 3.6.21
    • Component/s: Querying
    • Labels:
    • Backwards Compatibility:
      Fully Compatible
    • Operating System:
      ALL
    • Sprint:
      Query 2020-10-19
    • Linked BF Score:
      50

      Description

      CVE ID: CVE-2020-7929

      Title: Specially crafted regex query can cause DoS

      Description:  A user authorized to perform database queries may trigger denial of service by issuing specially crafted query contain a type of regex. This issue affects: MongoDB Inc. 

      MongoDB Server v3.6 versions prior to 3.6.21 and MongoDB Server v4.0 versions prior to 4.0.20;  

      CVSS score: 6.5 (https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H&version=3.1)

      Affected products and versions:

      MongoDB Server v3.6 versions prior to 3.6.21

      MongoDB Server v4.0 versions prior to 4.0.20

      CWE ID: CWE-185: Incorrect Regular Expression

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              Assignee:
              jacob.evans Jacob Evans
              Reporter:
              david.storch David Storch
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                Created:
                Updated:
                Resolved: