Incorrect Regular Expression in IBM Cloud Automation Manager

1) Incorrect Regular Expression

EUVDB-ID: #VU76062

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-2022-21681

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

Description

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

The vulnerability exists due to regular expression `inline.reflinkSearch` may cause catastrophic backtracking against some strings. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Cloud Automation Manager: 4.2.0.1 iFix 7

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_cloud_automation_manager:4.2.0.1:iFix 7:*:*:*:*:*:

External links

http://www.ibm.com/support/pages/node/6563557

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.