Medium severity · published Dec 17, 2018
CVE-2018-20170
OpenStack Keystone through 14.0.1 has a user enumeration vulnerability because invalid usernames have much faster responses than valid ones for a POST /v3/auth/tokens request
5.3
CVSS
1.1%
EPSS
No
On KEV
Description
OpenStack Keystone through 14.0.1 has a user enumeration vulnerability because invalid usernames have much faster responses than valid ones for a POST /v3/auth/tokens request. NOTE: the vendor's position is that this is a hardening opportunity, and not necessarily an issue that should have an OpenStack Security Advisory
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Keystone · Openstack
through 14.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-20170
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-20170
Exploit
https://bugs.launchpad.net/keystone/+bug/1795800
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