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CVE-2020-28196
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
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
|
- | - |
References
- https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd
- https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html
- https://security.gentoo.org/glsa/202011-17
- https://www.debian.org/security/2020/dsa-4795
- https://security.netapp.com/advisory/ntap-20201202-0001/
- https://security.netapp.com/advisory/ntap-20210513-0002/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a45089
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b