CVE-2019-16228
py-lmdb Divide by Zero interruptions
7.5
HIGH
CVSS 3.1
EPSS 0.25%
Description
An issue was discovered in py-lmdb 0.97. There is a divide-by-zero error in the function mdb_env_open2 if mdb_env_read_header obtains a zero value for a certain size field. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.
How to fix CVE-2019-16228
To remediate CVE-2019-16228, upgrade the affected package to a fixed version below.
- —no fix listed
- —no fix listed
- —upgrade to 0.98 or later
Is CVE-2019-16228 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- from 0, <= 0.97
- from 0, < 0.98
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |