CVE-2021-26628

Insufficient script validation of the admin page enables XSS, which causes unauthorized users to steal admin privileges. When uploading file in a specific menu, the verification of the files is insufficient. It allows remote attackers to upload arbitrary files disguising them as image files.

CVSS v3 8.1 HIGH
CVSS v2.0 4.3 MEDIUM

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66673	Third Party Advisory
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66673	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:maxb:maxboard:*:*:*:*:*:*:*:*

cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:56

Type	Values Removed	Values Added
CVSS	v2 : ~~4.3~~ v3 : ~~6.1~~	v2 : 4.3 v3 : 8.1
References	~~() https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66673 - Third Party Advisory~~	() https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66673 - Third Party Advisory

Information

Published : 2022-04-26 19:15

Updated : 2024-11-21 05:56

NVD link : CVE-2021-26628

Mitre link : CVE-2021-26628

CVE.ORG link : CVE-2021-26628

JSON object : View

Products Affected

maxb

maxboard

linux

linux_kernel

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-434

Unrestricted Upload of File with Dangerous Type

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