kbrain

CVE-2009-0847

MEDIUM · CVSS 4.3EPSS 2.8%EU EUVD

The asn1buf_imbed function in the ASN.1 decoder in MIT Kerberos 5 (aka krb5) 1.6.3, when PK-INIT is used, allows remote attackers to cause a denial of service (application crash) via a crafted length value that triggers an erroneous malloc call, related to incorrect calculations with pointer arithmetic.

Key facts

CVSS score
4.3 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-189
EPSS score
2.8% (86th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2009-0844)
Published
April 9, 2009
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-0844 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • mit / kerberos

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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