Vulnerability DatabaseCVE-2014-3517
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CVE-2014-3517
Published:August 07, 2014
Updated:May 17, 2026
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.
Related Resources (8)
https://bugs.launchpad.net/nova/+bug/1325128
https://access.redhat.com/security/cve/CVE-2014-3517
https://access.redhat.com/errata/RHSA-2014:1084
https://nvd.nist.gov/vuln/detail/CVE-2014-3517
https://opendev.org/openstack/nova
https://bugzilla.redhat.com/show_bug.cgi?id=1112499
http://www.openwall.com/lists/oss-security/2014/07/17/2
https://access.redhat.com/errata/RHSA-2014:0940
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CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
CVSS v2
Base Score:
4.3
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Weakness Type (CWE)
Exposure of Sensitive Information to an Unauthorized Actor
CWE-200
EPSS
Base Score:
0.40