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CRITICAL · 9.8

CVE-2019-16227

An issue was discovered in py-lmdb 0.97. For certain values of mn_flags, mdb_cursor_set triggers a memcpy with an invalid write operation within mdb_xcursor_init1. NOTE: this outcome occurs when acces...

Vulnerability Description

An issue was discovered in py-lmdb 0.97. For certain values of mn_flags, mdb_cursor_set triggers a memcpy with an invalid write operation within mdb_xcursor_init1. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Py-Lmdb ProjectPy-Lmdb<= 0.97

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2019-16227?

CVE-2019-16227 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in py-lmdb 0.97. For certain values of mn_flags, mdb_cursor_set triggers a memcpy with an invalid write operation within mdb_xcursor_init1. NOTE: this outcome occurs when acces...

How severe is CVE-2019-16227?

CVE-2019-16227 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-16227?

Check the references section above for vendor advisories and patch information. Affected products include: Py-Lmdb Project Py-Lmdb.