Bug 1955780 (CVE-2021-20326) - CVE-2021-20326 mongodb: Authorized user may trigger denial of service via find query
Summary: CVE-2021-20326 mongodb: Authorized user may trigger denial of service via fin...
Keywords:
Status: NEW
Alias: CVE-2021-20326
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On: 1956645 1958347
Blocks: 1955781
TreeView+ depends on / blocked
 
Reported: 2021-04-30 18:51 UTC by Pedro Sampaio
Modified: 2023-10-25 17:21 UTC (History)
17 users (show)

Fixed In Version: mongodb 4.4.4, mongodb 4.9.0
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Doc Text:
A flaw was found in MongoDB. A user authorized to performing a specific type of "find" query could use this flaw to trigger a denial of service. The highest threat from this vulnerability is to system availability.
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Description Pedro Sampaio 2021-04-30 18:51:30 UTC 
A user authorized to performing a specific type of find query may trigger a denial of service. This issue affects: MongoDB Inc. MongoDB Server v4.4 versions prior to 4.4.4.

https://jira.mongodb.org/browse/SERVER-53929
Comment 2 Yadnyawalk Tale 2021-05-07 16:56:00 UTC 
Upstream patch:
4.9.0: https://github.com/mongodb/mongo/commit/cd583b6c4d8aa2364f255992708b9bb54e110cf4
4.4.4: https://github.com/mongodb/mongo/commit/0c7f643a2dfe4000ac9630ed5dace0cb40ec9740
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