Is CVE-2011-0284 in the CISA KEV catalog?

No. CVE-2011-0284 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-0284?

CVE-2011-0284 has a CVSS v2 base score of 7.6 (HIGH).

What is the EPSS score for CVE-2011-0284?

CVE-2011-0284 has an EPSS score of 8.27% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-0284?

Upgrade krb5 on debian 11 to 1.8.3+dfsg-6 or later.

CVE & CISA-KEV Catalog

CVE-2011-0284

HIGHEPSS 94th pctl

7.6

CVSS v2

NVD

Description

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 through 1.9, when the PKINIT feature is enabled, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via an e_data field containing typed data.

CWE-399Resource Management Errors

How to fix

Remediation Available

krb5Debian

Fixed in:1.8.3+dfsg-6CVE-2011-0284

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

8.27%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Related Vulnerabilities

Other CWE-399 (Resource Management Errors) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-3103	High	10.0	90%	-	-
CVE-2009-0075	High	9.3	85%	-	-
CVE-2005-1790	Low	2.6	83%	-	-
CVE-2010-0806	High	8.8	82%	KEV	-
CVE-2009-2526	High	7.8	82%	-	-
CVE-2015-1868	High	7.8	82%	-	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.