Specific cstrings input may not be properly validated in the MongoDB Go Driver when marshalling Go objects into BSON. A malicious user could use a Go object with specific string to potentially inject additional fields into marshalled documents. This issue affects all MongoDB GO Drivers prior to and including 1.5.0.
Published 2021-06-10 17:15:08
Updated 2024-09-16 23:15:49
Source MongoDB, Inc.
View at NVD,   CVE.org

Products affected by CVE-2021-20329

Exploit prediction scoring system (EPSS) score for CVE-2021-20329

0.05%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-20329

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.0
MEDIUM AV:N/AC:L/Au:S/C:N/I:P/A:N
8.0
2.9
NIST
6.8
MEDIUM CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
1.6
5.2
MongoDB, Inc.
6.5
MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
2.8
3.6
NIST

CWE ids for CVE-2021-20329

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)
  • The product receives input that is expected to be of a certain type, but it does not validate or incorrectly validates that the input is actually of the expected type.
    Assigned by: cna@mongodb.com (Secondary)

References for CVE-2021-20329

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