Is CVE-2013-4222 in the CISA KEV catalog?

No. CVE-2013-4222 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4222?

CVE-2013-4222 has a CVSS v2 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2013-4222?

CVE-2013-4222 has an EPSS score of 1.89% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-4222?

Upgrade keystone on debian 11 to 2013.1.3-1 or later.

CVE & CISA-KEV Catalog

CVE-2013-4222

MEDIUMEPSS 77th pctl

6.5

CVSS v2

NVD

Description

OpenStack Identity (Keystone) Folsom, Grizzly 2013.1.3 and earlier, and Havana before havana-3 does not properly revoke user tokens when a tenant is disabled, which allows remote authenticated users to retain access via the token.

CWE-522

How to fix

Remediation Available

keystoneDebian

Fixed in:2013.1.3-1CVE-2013-4222

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.89%probability of exploitation in 30 days

77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Third-Party Advisory4

Related Vulnerabilities

Other CWE-522 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-17662	Critical	9.8	97%	-	-
CVE-2020-29583	Critical	9.8	90%	KEV	-
CVE-2021-30116	Critical	10.0	86%	KEV + Ransom	Fix
CVE-2024-44000	Critical	9.8	83%	-	Fix
CVE-2018-9160	Critical	9.8	77%	-	-
CVE-2017-9248	Critical	9.8	75%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.