Confluence Data Center update for json5

1) Prototype pollution

EUVDB-ID: #VU71577

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-46175

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within the JSON5.parse() function. A remote attacker can inject and execute arbitrary script code.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Confluence Data Center: 5.9.1 - 9.0.2

CPE2.3

• cpe:2.3:a:atlassian:confluence_data_center:5.9.14:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:5.10.9:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.15.10:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.2.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.6.17:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:6.7.3:*:*:*:*:*:*:*

External links

https://jira.atlassian.com/browse/CONFSERVER-98301

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.