Confluence Data Center and Server update for bcprov-jdk18on

1) Resource exhaustion

EUVDB-ID: #VU89218

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-29857

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to library does not properly control consumption of internal resources when importing an EC certificate with specially crafted F2m parameters. A remote attacker can pass a specially crafted certificate to the application to trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Confluence Data Center: 7.19.0 - 8.9.3

Atlassian Confluence Server: 7.19.0 - 8.5.11

CPE2.3

• cpe:2.3:a:atlassian:confluence_data_center:7.19.25:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.20.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.5.11:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.19.25:*:*:*:*:*:*:*

External links

https://jira.atlassian.com/browse/CONFSERVER-97723

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.