CVE-2021-42770

A Cross-site scripting (XSS) vulnerability was discovered in OPNsense before 21.7.4 via the LDAP attribute return in the authentication tester.

CVSS v3 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

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://cert.orange.com	Third Party Advisory
https://github.com/orangecertcc/security-research/security/advisories/GHSA-r32j-xgg3-w2rw	Exploit Third Party Advisory
https://opnsense.org/opnsense-21-7-4-released/	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:opnsense:opnsense::::::::
	cpe:2.3:a:opnsense:opnsense::::::::

History

No history.

Information

Published : 2021-11-08 16:15

Updated : 2022-07-28 17:57

NVD link : CVE-2021-42770

Mitre link : CVE-2021-42770

CVE.ORG link : CVE-2021-42770

JSON object : View

Products Affected

opnsense

opnsense

CWE

CWE-79

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

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