Denial of service in OpenStack



Published: 2017-12-21
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-18191
CWE-ID CWE-20
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Openstack Nova
Client/Desktop applications / Other client software

Vendor Openstack

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper input validation

EUVDB-ID: #VU10864

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2017-18191

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The weakness exists due to insufficient handling of encrypted volumes. A local attacker can swap encrypted volumes, corrupt the LUKS headers and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Openstack Nova: 15.0.0 - 16.0.4


CPE2.3 External links

http://review.openstack.org/#/c/539893/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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