module: go.mongodb.org/mongo-driver # there is also a non-canonical import since <v2
package: go.mongodb.org/mongo-driver/bson/bsonrw
versions:
  - fixed: v1.5.1
description: |
  Due to improper input sanitization when marshalling Go objects into BSON, a maliciously constructed
  Go structure could allow an attacker to inject additional fields into a MongoDB document. Users are
  affected if they use this package to handle untrusted user input.
cve: CVE-2021-20329
symbols:
  - valueWriter.writeElementHeader
published: 2021-07-28T12:00:00Z
links:
  commit: https://github.com/mongodb/mongo-go-driver/commit/2aca31d5986a9e1c65a92264736de9fdc3b9b4ca
  pr: https://github.com/mongodb/mongo-go-driver/pull/622
  context:
    - https://github.com/advisories/GHSA-f6mq-5m25-4r72
    - https://jira.mongodb.org/browse/GODRIVER-1923