Security restrictions bypass in IBM Business Process Manager

1) Incorrect authorization

EUVDB-ID: #VU12164

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-1766

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to write arbitrary files on the target system.

The weakness exists due to incorrect authorization. A remote attacker can claim and work on ad hoc tasks he is not assigned to.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Business Process Manager: 8.5.5.0 - 8.6.0

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_business_process_manager:8.5.5.0:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_business_process_manager:8.5.6.0:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_business_process_manager:8.5.7.0:*:*:*:*:*:*:*

External links

https://www-01.ibm.com/support/docview.wss?uid=swg22011866

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.