What is the severity of CVE-2014-3517?

CVE-2014-3517 has a medium severity rating due to potential exposure to brute-force attacks.

How do I fix CVE-2014-3517?

To fix CVE-2014-3517, upgrade OpenStack Nova to version 2013.2.4, 2014.1.2, or later.

Which versions of OpenStack Nova are affected by CVE-2014-3517?

CVE-2014-3517 affects OpenStack Nova versions prior to 2013.2.4, all 2014.x versions before 2014.1.2, and Juno prior to Juno-2.

What causes CVE-2014-3517 vulnerabilities in OpenStack Nova?

CVE-2014-3517 vulnerabilities are caused by timing differences that allow remote attackers to guess instance ID signatures.

Is CVE-2014-3517 a critical vulnerability for OpenStack users?

While CVE-2014-3517 is not classified as critical, it poses a security risk that should be addressed promptly by affected users.

Vulnerability/
CVE-2014-3517

medium

4.3

CWE

200

7/8/2014

6/8/2024

CVE-2014-3517: Infoleak

First published: Thu Aug 07 2014(Updated: )

api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2, when proxying metadata requests through Neutron, makes it easier for remote attackers to guess instance ID signatures via a brute-force attack that relies on timing differences in responses to instance metadata requests.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
OpenStack Nova-LXD	>=2013.2<=2013.2.4
OpenStack Nova-LXD	>=2014.1<2014.1.2
OpenStack Nova-LXD	=2014.2.0-milestone1

Remedy

http://www.openwall.com/lists/oss-security/2014/07/17/2

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2014-3517?
CVE-2014-3517 has a medium severity rating due to potential exposure to brute-force attacks.
How do I fix CVE-2014-3517?
To fix CVE-2014-3517, upgrade OpenStack Nova to version 2013.2.4, 2014.1.2, or later.
Which versions of OpenStack Nova are affected by CVE-2014-3517?
CVE-2014-3517 affects OpenStack Nova versions prior to 2013.2.4, all 2014.x versions before 2014.1.2, and Juno prior to Juno-2.
What causes CVE-2014-3517 vulnerabilities in OpenStack Nova?
CVE-2014-3517 vulnerabilities are caused by timing differences that allow remote attackers to guess instance ID signatures.
Is CVE-2014-3517 a critical vulnerability for OpenStack users?
While CVE-2014-3517 is not classified as critical, it poses a security risk that should be addressed promptly by affected users.

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