CVE-2021-20676

Published: Mar 18, 2021Modified: Nov 21, 2024

4.3

Vector

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

Exploitability: 2.8 / Impact: 1.4

Source: NVD

Description

M-System DL8 series (type A (DL8-A) versions prior to Ver3.0, type B (DL8-B) versions prior to Ver3.0, type C (DL8-C) versions prior to Ver3.0, type D (DL8-D) versions prior to Ver3.0, and type E (DL8-E) versions prior to Ver3.0) allows remote authenticated attackers to bypass access restriction and conduct prohibited operations via unspecified vectors.

Affected (5)

Products: M System: Dl8 A Firmware, Dl8 B Firmware, Dl8 C Firmware, Dl8 D Firmware, Dl8 E Firmware

5 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
M System Dl8 A Firmware	Before 3.0.81

Running on/with	Platform Versions
M System Dl8 A	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
M System Dl8 B Firmware	Before 3.0.77

Running on/with	Platform Versions
M System Dl8 B	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
M System Dl8 C Firmware	Before 3.0.99

Running on/with	Platform Versions
M System Dl8 C	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
M System Dl8 D Firmware	Before 3.0.91

Running on/with	Platform Versions
M System Dl8 D	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
M System Dl8 E Firmware	Before 3.0.12

Running on/with	Platform Versions
M System Dl8 E	All versions

Related CWEs

CWE-863

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

References (4)

https://jvn.jp/en/jp/JVN47497535/index.html

Source: vultures@jpcert.or.jp

Third Party Advisory

https://www.m-system.co.jp/download_w/dl_dl8updaterE.html

Source: vultures@jpcert.or.jp

Vendor Advisory

https://jvn.jp/en/jp/JVN47497535/index.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.m-system.co.jp/download_w/dl_dl8updaterE.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.