Improper authorization in IBM CICS TX Standard



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-28235
CWE-ID CWE-285
Exploitation vector Network
Public exploit N/A
Vulnerable software
 IBM CICS TX Standard
Universal components / Libraries / Software for developers

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper Authorization

EUVDB-ID: #VU75512

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-28235

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the system.

The vulnerability exists due to missing authorization to the "/debug" feature. A remote non-authenticated attacker can access the "/debug/requests" endpoint and gain unauthorized access to the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM CICS TX Standard: before 11.1.0.0 ifix6

CPE2.3 External links

https://www.ibm.com/support/pages/node/6998361


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.



###SIDEBAR###