Jira Service Management Data Center and Server update for Nimbus JOSE+JWT

1) Resource exhaustion

EUVDB-ID: #VU87615

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-2023-52428

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 improper validation of user requests by the PasswordBasedDecrypter (PBKDF2) component. A remote attacker can send a specially crafted request using a large JWE p2c header, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Jira Service Management Data Center: 5.0.0 - 5.13.1

Jira Service Management Server: 5.0.0 - 5.13.1

External links

http://jira.atlassian.com/browse/JSDSERVER-15248

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.