Two vulnerabilities in openstack-components

Published: 2017-06-01

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2017-7214 CVE-2017-7400
CWE-ID	CWE-200 CWE-79
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Openstack Nova Client/Desktop applications / Other client software Openstack Horizon Client/Desktop applications / Other client software
Vendor	Openstack

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU6848

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7214

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to an error in exception_wrapper.py. A remote attacker can cause an ERROR level logs and reveal legacy notification exception contexts that may include sensitive information such as account passwords and authorization tokens.

Successful exploitation of the vulnerability results in information disclosure.

Mitigation

Update to the latest version.

Vulnerable software versions

Openstack Nova: 13.0.0 - 15.0.1

External links

http://bugs.launchpad.net/nova/+bug/1673569

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Cross-site scripting (XSS)

EUVDB-ID: #VU6849

Risk: Low

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7400

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote authenticated administrators to perform cross-site scripting (XSS) attacks.

The vulnerability is caused by incorrect filtration of input data passed via a crafted federation mapping. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim’s browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.