CVE-2020-28241

2020-11-0600:00:00

ubuntu.com

libmaxminddb heap-based buffer over-read

maxminddb.c

bugs

debian

github

unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.004

Percentile

73.2%

JSON

libmaxminddb before 1.4.3 has a heap-based buffer over-read in
dump_entry_data_list in maxminddb.c.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlibmaxminddb< anyUNKNOWN
ubuntu20.04noarchlibmaxminddb< 1.4.2-0ubuntu1.20.04.1UNKNOWN
ubuntu20.10noarchlibmaxminddb< 1.4.2-0ubuntu1.20.10.1UNKNOWN
ubuntu21.04noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN
ubuntu21.10noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN
ubuntu22.04noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN
ubuntu22.10noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN
ubuntu23.04noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN
ubuntu23.10noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN
ubuntu24.04noarchlibmaxminddb< 1.4.2-0ubuntu2UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	libmaxminddb	< any	UNKNOWN
ubuntu	20.04	noarch	libmaxminddb	< 1.4.2-0ubuntu1.20.04.1	UNKNOWN
ubuntu	20.10	noarch	libmaxminddb	< 1.4.2-0ubuntu1.20.10.1	UNKNOWN
ubuntu	21.04	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN
ubuntu	21.10	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN
ubuntu	22.04	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN
ubuntu	22.10	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN
ubuntu	23.04	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN
ubuntu	23.10	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN
ubuntu	24.04	noarch	libmaxminddb	< 1.4.2-0ubuntu2	UNKNOWN