Vulnerability CVE-2020-28926

Vulnerability Name:

CVE-2020-28926 (CCN-192466)

Assigned:

2020-11-26

Published:

2020-11-26

Updated:

2022-08-06

Summary:

ReadyMedia (aka MiniDLNA) before versions 1.3.0 allows remote code execution. Sending a malicious UPnP HTTP request to the miniDLNA service using HTTP chunked encoding can lead to a signedness bug resulting in a buffer overflow in calls to memcpy/memmove.

CVSS v3 Severity:

9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

CWE-120

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2020-28926

Source: XF
Type: UNKNOWN
readymedia-cve202028926-bo(192466)

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20201210 [SECURITY] [DLA 2489-1] minidlna security update

Source: CCN
Type: SourceForge Web site
ReadyMedia

Source: MISC
Type: Third Party Advisory
https://sourceforge.net/projects/minidlna/

Source: DEBIAN
Type: Third Party Advisory
DSA-4806

Source: CCN
Type: Rootshell Security Web site
Rootshell discover remote heap corruption bug within miniDLNA and develop proof of concept exploit

Source: MISC
Type: Exploit, Third Party Advisory
https://www.rootshellsecurity.net/remote-heap-corruption-bug-discovery-minidlna/

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-28926

Vulnerable Configuration:

Configuration 1:

cpe:/a:readymedia_project:readymedia:*:*:*:*:*:*:*:* (Version < 1.3.0)

Configuration 2:

cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:112984	P	minidlna-1.3.0-2.7 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106431	P	minidlna-1.3.0-2.7 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:93563	P	(Moderate)	2021-05-26
oval:org.opensuse.security:def:100276	P	(Moderate)	2021-05-05
oval:org.opensuse.security:def:11027	P	Security update for minidlna (Moderate)	2020-12-10
oval:org.opensuse.security:def:109744	P	Security update for minidlna (Moderate)	2020-12-08
oval:org.opensuse.security:def:96397	P	Security update for minidlna (Moderate)	2020-12-08
oval:org.opensuse.security:def:11022	P	Security update for minidlna (Moderate)	2020-12-08
oval:org.opensuse.security:def:103087	P	Security update for minidlna (Moderate)	2020-12-08
oval:org.opensuse.security:def:110363	P	Security update for minidlna (Moderate)	2020-12-07
oval:org.opensuse.security:def:110900	P	Security update for minidlna (Moderate)	2020-12-04

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