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CVE-2020-28196

CVE information

Published

3 years ago

Last Modified

4 months ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

High

Impact Analysis

Description

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..

CVSSv2.0 Score

Severity
Medium
Base Score
5/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
None
Availability Impact
Partial
Integrity Impact
None

CVSSv3.1 Score

Severity
High
Base Score
7.5/10
Exploit Score
3.9/10
Access Vector
Network
Access Complexity
Low
Privileges Required
None
Impact Score
3.6/10
Confidentiality Impact
None
Availability Impact
High
Integrity Impact
None
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*
  Yes
1.18.0 1.18.3
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*
  Yes
- 1.17.2
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_
  Yes
- -
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows
  Yes
- -
cpe:2.3:a:oracle:communications_offline_mediation_controller
  Yes
- -
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:oracle:communications_pricing_design_center:12.0.0
  Yes
- -
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.1
  Yes
- -