7.8

CVE-2014-2828: openstack keystone Improper Authentication

CVSS: 7.8v2.0HighModified
AliasesGHSA-6mv3-p2gr-wgqfPYSEC-2014-106UBUNTU-CVE-2014-2828
Published 15-04-2014Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2014-2828 is a high (CVSS 7.8) Improper Authentication vulnerability in openstack keystone. EPSS estimates a 3.22% chance of exploitation in the next 30 days, higher than 88% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
3.22%
0%100%
Low · +0.06 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
RHSA-2014:1688

Timeline

  1. 15-04-2014
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka "authentication chaining."

CVSS metrics

3 scores · 2 sources · 3 versions

EPSS trend

Probability

3.22%

Chance of exploitation in the next 30 days

Percentile

88%

Versus all other CVEs

30-day change

+0.06 pp

From 3.16% on 19-09-2026

19-09-202619-10-2026
EPSS score
3.22%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • keystone< 2014.1-1
Openstack1 product
  • keystone2013.1 | 2013.1.1 | 2013.1.2 | 2013.1.3 | 2013.2 | 2013.2.1 | 2013.2.2 | 2013.2.3
PyPI1 product
  • keystone< 8.0.0a0
Ubuntu1 product
  • keystone< 1:2014.1~rc2-0ubuntu1

4 vendors · 4 products

References

12 links
Show all 12 references