Vulnerability Monitor

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CVE-2016-4985

The ironic-api service in OpenStack Ironic before 4.2.5 (Liberty) and 5.x before 5.1.2 (Mitaka) allows remote attackers to obtain sensitive information about a registered node by leveraging knowledge of the MAC address of a network card belonging to that node and sending a crafted POST request to the v1/drivers/$DRIVER_NAME/vendor_passthru resource.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 2 products from redhat, from canonical organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2016, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2016-07-12T19:59:04.303

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	redhat	openstack	7.0	Yes
Application	redhat	openstack	8	Yes
Application	canonical	openstack_ironic	≤ 4.2.4	Yes
Application	canonical	openstack_ironic	5.1.0	Yes
Application	canonical	openstack_ironic	5.1.1	Yes

References

http://www.openwall.com/lists/oss-security/2016/06/21/6 ([email protected])
https://access.redhat.com/errata/RHSA-2016:1377 ([email protected])
https://access.redhat.com/errata/RHSA-2016:1378 ([email protected])
https://bugs.launchpad.net/ironic/+bug/1572796 Vendor Advisory ([email protected])
https://review.openstack.org/332195 ([email protected])
https://review.openstack.org/332196 ([email protected])
https://review.openstack.org/332197 ([email protected])
http://www.openwall.com/lists/oss-security/2016/06/21/6 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2016:1377 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2016:1378 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/ironic/+bug/1572796 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://review.openstack.org/332195 (af854a3a-2127-422b-91ae-364da2661108)
https://review.openstack.org/332196 (af854a3a-2127-422b-91ae-364da2661108)
https://review.openstack.org/332197 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For redhat's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.