Vulnerability Monitor

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CVE-2020-28196

MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before 1.18.3 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit.

Published

2020-11-06T08:15:13.860

Last Modified

2024-11-21T05:22:27.613

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-674
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application mit kerberos_5 < 1.17.2 Yes
Application mit kerberos_5 < 1.18.3 Yes
Operating System fedoraproject fedora 31 Yes
Application netapp active_iq_unified_manager - Yes
Application netapp active_iq_unified_manager - Yes
Application netapp cloud_backup - Yes
Application netapp oncommand_insight - Yes
Application netapp oncommand_workflow_automation - Yes
Application netapp snapcenter - Yes
Application oracle communications_cloud_native_core_policy 1.14.0 Yes
Application oracle communications_offline_mediation_controller 12.0.0.3.0 Yes
Application oracle communications_pricing_design_center 12.0.0.3.0 Yes
Application oracle mysql_server ≤ 8.0.23 Yes
References