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MitreCVE-2021-40542

HistoryOct 11, 2021 - 1:15 p.m.

CVE-2021-40542

2021-10-1113:15:07

CWE-79

mitre

web.nvd.nist.gov

cve-2021-40542

opensis-classic

xss

ajax_url_encode.php

security vulnerability

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.003

Percentile

71.6%

JSON

Opensis-Classic Version 8.0 is affected by cross-site scripting (XSS). An unauthenticated user can inject and execute JavaScript code through the link_url parameter in Ajax_url_encode.php.

Affected configurations

Nvd

Node

os4edopensisMatch8.0

VendorProductVersionCPE
os4edopensis8.0cpe:2.3:a:os4ed:opensis:8.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
os4ed	opensis	8.0	cpe:2.3:a:os4ed:opensis:8.0:::::::*

References

github.com/OS4ED/openSIS-Classic/issues/189

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.003

Percentile

71.6%

JSON

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