Out-of-bounds Read in Mongodb Libbson

CVE-2018-16790

_bson_iter_next_internal in bson-iter.c in libbson 1.12.0, as used in MongoDB mongo-c-driver and other products, has a heap-based buffer over-read via a crafted bson buffer.

Vulnerability class: Buffer Overflow

EPSS: 0.021 (80.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-16790?
CVE-2018-16790 is a high-severity vulnerability in Mongodb Libbson, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2018-09-10.
How severe is CVE-2018-16790?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2018-16790 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.