CVE-2021-26621

An Buffer Overflow vulnerability leading to remote code execution was discovered in MEX01. Remote attackers can use this vulnerability by using the property that the target program copies parameter values to memory through the strcpy() function.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66579	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netu:mex01_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netu:mex01:-:*:*:*:*:*:*:*

History

31 Mar 2022, 13:42

Type	Values Removed	Values Added
References	~~(MISC) https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66579 -~~	(MISC) https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66579 - Third Party Advisory
CPE		cpe:2.3:h:netu:mex01:-:::::::* cpe:2.3:o:netu:mex01_firmware::::::::
CWE		CWE-120
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
First Time		Netu mex01 Netu mex01 Firmware Netu

25 Mar 2022, 19:44

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-03-25 19:15

Updated : 2023-12-10 14:22

NVD link : CVE-2021-26621

Mitre link : CVE-2021-26621

CVE.ORG link : CVE-2021-26621

JSON object : View

Products Affected

netu

mex01_firmware
mex01

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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