CVE-2016-4911 describes a vulnerability in the Fernet Token Provider of OpenStack Identity (Keystone) versions 9.0.x prior to 9.0.1 (Mitaka). This flaw allows remote authenticated users to prevent the revocation of token chains and bypass access restrictions by rescoping a token. The vulnerability has a CVSS v3.1 score of 4.3 (Medium), indicating a low attack complexity and impact limited to integrity, with no confidentiality or availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.0.0.0CPE matchmatch criteria | cpe:2.3:a:keystone:openstack_identity:9.0.0.0:rc1:*:*:*:*:*:* | ||
9.0.0.0CPE matchmatch criteria | cpe:2.3:a:keystone:openstack_identity:9.0.0.0:rc2:*:*:*:*:*:* | ||
9.0.0.0CPE matchmatch criteria | cpe:2.3:a:keystone:openstack_identity:9.0.0.0:rc3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
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No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.