_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.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-16790 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
CVSS3 Base Score | 6.3 |
---|---|
CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:H |
Attack Vector | Local |
Attack Complexity | High |
Privileges Required | None |
User Interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity Impact | None |
Availability Impact | High |
Platform | Package | State |
---|---|---|
Red Hat Software Collections for Red Hat Enterprise Linux | rh-mongodb34-libbson | Affected |
Red Hat Software Collections for Red Hat Enterprise Linux | rh-mongodb36-libbson | Affected |