Vulnerability Monitor

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CVE-2009-4212

Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in the crypto library in MIT Kerberos 5 (aka krb5) 1.3 through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by providing ciphertext with a length that is too short to be valid.

Published

2010-01-13T19:30:00.607

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 10.0 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-189
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application mit kerberos 5-1.6.3 Yes
Application mit kerberos_5 1.3 Yes
Application mit kerberos_5 1.3.1 Yes
Application mit kerberos_5 1.3.2 Yes
Application mit kerberos_5 1.3.3 Yes
Application mit kerberos_5 1.3.4 Yes
Application mit kerberos_5 1.3.5 Yes
Application mit kerberos_5 1.3.6 Yes
Application mit kerberos_5 1.4 Yes
Application mit kerberos_5 1.4.1 Yes
Application mit kerberos_5 1.4.2 Yes
Application mit kerberos_5 1.4.3 Yes
Application mit kerberos_5 1.4.4 Yes
Application mit kerberos_5 1.5 Yes
Application mit kerberos_5 1.5.1 Yes
Application mit kerberos_5 1.5.2 Yes
Application mit kerberos_5 1.5.3 Yes
Application mit kerberos_5 1.6 Yes
Application mit kerberos_5 1.6.1 Yes
Application mit kerberos_5 1.6.2 Yes
Application mit kerberos_5 1.7 Yes
References