Security restrictions bypass in Pivotal RabbitMQ

1) Security restrictions bypass

EUVDB-ID: #VU16503

Risk: Low

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

CVE-ID: CVE-2018-1279

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to bypass security restrictions on the target system.

The vulnerability exists in Pivotal Software RabbitMQ due to improper security restrictions on servers in an MQ cluster. A remote authenticated attacker can use a deterministically generated cookie that is shared between all machines in the cluster of an affected system and gain unauthorized access, which could be used to conduct further attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

RabbitMQ: 3.0.0 - 3.7.9

CPE2.3

• cpe:2.3:a:vmware:rabbitmq:3.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:rabbitmq:3.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:rabbitmq:3.0.2:*:*:*:*:*:*:*

External links

https://pivotal.io/security/cve-2018-1279

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.