High severity · published Sep 10, 2018
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
8.1
CVSS
2.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libbson · Mongodb
1.12.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16790
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16790
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1627923#c3
Patch
https://github.com/mongodb/mongo-c-driver/commit/0d9a4d98bfdf4acd2c0138d4aaeb4e2e0934bd84
Issue Tracking
https://jira.mongodb.org/browse/CDRIVER-2819
lists.debian.org
https://lists.debian.org/debian-lts-announce/2025/05/msg00012.html
More from Libbson
7.5
CVE-2025-0755
The various bson_append functions in the MongoDB C driver library may be susceptible to buffer overflow when performing operations that could result in a final BSON document which…
5.3
CVE-2024-6381
The bson_strfreev function in the MongoDB C driver library may be susceptible to an integer overflow where the function will try to free memory at a negative offset