CVE-2016-4911

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.40% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 70.6% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-06-13 14:00Z10 YR AGO

Last updated

2024-08-06 00:46Z2 YR AGO

Reserved

2016-05-17

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-284Improper Access ControlPillar

Data version

5.1

Document digest

471f6192a37edc836bfa5dbd6ea66d18bdd5054f867176aad7a516b9692eb31a

• bugs.launchpad.nethttps://bugs.launchpad.net/keystone/+bug/1577558x_refsource_CONFIRM
• www.openwall.com[oss-security] 20160517 CVE request for vulnerability in OpenStack Keystonehttp://www.openwall.com/lists/oss-security/2016/05/17/10mailing-listx_refsource_MLIST
• www.securityfocus.com90728http://www.securityfocus.com/bid/90728vdb-entryx_refsource_BID
• security.openstack.orghttps://security.openstack.org/ossa/OSSA-2016-008.htmlx_refsource_CONFIRM
• review.openstack.orghttps://review.openstack.org/#/c/311886/x_refsource_CONFIRM
• www.openwall.com[oss-security] 20160517 Re: CVE request for vulnerability in OpenStack Keystonehttp://www.openwall.com/lists/oss-security/2016/05/17/11mailing-listx_refsource_MLIST