Vulnerability CVE-2019-16225


Published: 2019-09-11

Description:
An issue was discovered in py-lmdb 0.97. For certain values of mp_flags, mdb_page_touch does not properly set up mc->mc_pg[mc->top], leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Py-lmdb project -> Py-lmdb 

 References:
https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20write%20to%20illegal%20address

Copyright 2020, cxsecurity.com

 

Back to Top