Deserialization in MongoDB Bson

CVE-2020-7610

All versions of bson before 1.1.4 are vulnerable to Deserialization of Untrusted Data. The package will ignore an unknown value for an object's _bsotype, leading to cases where an object is serialized as a document rather than the intended BSON type.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.023 (82.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-7610: held from 0.022 to 0.023.

EPSS over last 30 days · oldest: 0.022 · newest: 0.023 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-7610?
CVE-2020-7610 is a critical-severity vulnerability in MongoDB Bson, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2020-03-30.
How severe is CVE-2020-7610?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-7610 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.