Denial of service in IBM Event Streams



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-36083
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Event Streams
Client/Desktop applications / Other client software

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU69615

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-36083

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 the way application handles untrusted JWE tokens A remote attacker can trigger pass the PBKDF2-based JWE key with an extremely high PBES2 Count value and consume significant amount of CPU time, resulting in a denial of service conditions.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Event Streams: 10.0.0 - 11.0.3

CPE2.3 External links

https://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-in-the-node-js-jose-module-affects-ibm-event-streams-cve-2022-36083/
https://www.ibm.com/support/pages/node/6825541


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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