Denial of service in IBM MQ



Published: 2017-12-22
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-1557
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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IBM MQ
Server applications / Other server solutions

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Denial of service

EUVDB-ID: #VU9719

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1557

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.

The weakness exists due to insufficient validation of user-supplied input. A remote attacker with authority to connect to a remote queue manager can send a malicious request, cause undefined behaviour within the channel process servicing that connection, including a loss of service for other connections being serviced by the same channel process.

Successful exploitation of the vulnerability may result in denial of service.

Mitigation

Update to version 8.0.0.8, 9.0.0.2, 9.0.4.

Vulnerable software versions

IBM MQ: 8.0 - 9.0.5

External links

http://www-01.ibm.com/support/docview.wss?uid=swg22004378&myns=swgws&mynp=OCSSYHRD&a...


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.



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