Denial of Service (DoS) Affecting kerberos package, versions [,1.10.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
3.12% (87th percentile)

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  • Snyk IDSNYK-UNMANAGED-KERBEROS-3006798
  • published12 Jan 2022
  • disclosed7 Jun 2012
  • creditUnknown

Introduced: 7 Jun 2012

CVE-2012-1013  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade kerberos to version 1.10.2 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). The check_1_6_dummy function in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x, and 1.10.x before 1.10.2 allows remote authenticated administrators to cause a denial of service (NULL pointer dereference and daemon crash) via a KRB5_KDB_DISALLOW_ALL_TIX create request that lacks a password.

References

CVSS Base Scores

version 3.1