Security restrictions bypass in Red Hat OpenStack

1) Security restrictions bypass

EUVDB-ID: #VU7271

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-2673

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

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to bypass security restrictions.

The weakness exists due to improper security restrictions imposed by the affected software. A remote attacker can request project permissions and receive permissions for all roles for the project to conduct further attacks.

Successful exploitation of the vulnerability results in unauthorized access to the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Red Hat OpenStack: 11.0

CPE2.3

• cpe:2.3:a:red_hat:red_hat_openstack:11.0:*:*:*:*:*:*:*

External links

http://access.redhat.com/security/cve/cve-2017-2673

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.