CVE-2014-3517

Description

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.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.25%
Third-Party Advisory openwall.com Third-Party Advisory launchpad.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2014/07/17/2 mailing list third party advisory patch
https://bugs.launchpad.net/nova/+bug/1325128 third party advisory

Frequently Asked Questions

What is the severity of CVE-2014-3517?
CVE-2014-3517 has been scored as a medium severity vulnerability.
How to fix CVE-2014-3517?
To fix CVE-2014-3517, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-3517 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2014-3517 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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