CVE-2021-26084

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are before version 6.13.23, from version 6.14.0 before 7.4.11, from version 7.5.0 before 7.11.6, and from version 7.12.0 before 7.12.5.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : 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://jira.atlassian.com/browse/CONFSERVER-67940	Issue Tracking Patch Vendor Advisory
http://packetstormsecurity.com/files/167449/Atlassian-Confluence-Namespace-OGNL-Injection.html	Exploit Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:atlassian:confluence_server::::::::
	cpe:2.3:a:atlassian:confluence_data_center::::::::
	cpe:2.3:a:atlassian:confluence_data_center::::::::
	cpe:2.3:a:atlassian:confluence_data_center::::::::
	cpe:2.3:a:atlassian:confluence_data_center::::::::
	cpe:2.3:a:atlassian:confluence_server::::::::
	cpe:2.3:a:atlassian:confluence_server::::::::
	cpe:2.3:a:atlassian:confluence_server::::::::

Information

Published : 2021-08-30 00:15

Updated : 2022-06-10 07:26

NVD link : CVE-2021-26084

Mitre link : CVE-2021-26084

JSON object : View

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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Products Affected

atlassian

confluence_data_center
confluence_server

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