Bitbucket Data Center and Server update for bcprov-jdk18on



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-30172
CWE-ID CWE-835
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Bitbucket Server
Server applications / Application servers

Bitbucket Data Center
Server applications / Other server solutions

Vendor Atlassian

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Infinite loop

EUVDB-ID: #VU89220

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-30172

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

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

The vulnerability exists due to infinite loop in the Ed25519 verification code. A remote attacker can pass a specially signature and public key to the application, consume all available system resources and cause denial of service conditions.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Bitbucket Server: 8.9.0 - 8.19.2

Bitbucket Data Center: 8.9.0 - 8.19.2

CPE2.3 External links

http://jira.atlassian.com/browse/BSERV-19727


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.



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