What’s Vulnerable › Vulnerabilities

CVE-2018-16790

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-09-10 · updated 2026-06-17
• Weakness: CWE-125

Description

_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.

Affected products

• MongoDB Inc libbson: 1.12.0

References

• https://bugzilla.redhat.com/show_bug.cgi?id=1627923#c3
• https://github.com/mongodb/mongo-c-driver/commit/0d9a4d98bfdf4acd2c0138d4aaeb4e2e0934bd84
• https://jira.mongodb.org/browse/CDRIVER-2819
• https://bugzilla.redhat.com/show_bug.cgi?id=1627923#c3
• https://github.com/mongodb/mongo-c-driver/commit/0d9a4d98bfdf4acd2c0138d4aaeb4e2e0934bd84
• https://jira.mongodb.org/browse/CDRIVER-2819
• https://lists.debian.org/debian-lts-announce/2025/05/msg00012.html

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