Lucene search

IbmCVE-2020-4821

HistoryJul 16, 2021 - 5:15 p.m.

CVE-2020-4821

2021-07-1617:15:11

CWE-287

ibm

web.nvd.nist.gov

ibm

infosphere

data replication

change data capture

z/os

authentication bypass

security

vulnerability

cve-2020-4821

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.003

Percentile

68.7%

JSON

IBM InfoSphere Data Replication 11.4 and IBM InfoSphere Change Data Capture for z/OS 10.2.1, under certain configurations, could allow a user to bypass authentication mechanisms using an empty password string. IBM X-Force ID: 189834

Affected configurations

Nvd

Vulners

Node

ibminfosphere_data_replicationMatch11.4

ibminfosphere_data_replicationMatch11.4.0

Node

ibminfosphere_change_data_captureMatch10.2.1z\/os

ibminfosphere_change_data_captureMatch11.3.3z\/os

ibminfosphere_change_data_captureMatch11.4z\/os

VendorProductVersionCPE
ibminfosphere_data_replication11.4cpe:2.3:a:ibm:infosphere_data_replication:11.4:*:*:*:*:*:*:*
ibminfosphere_data_replication11.4.0cpe:2.3:a:ibm:infosphere_data_replication:11.4.0:*:*:*:*:*:*:*
ibminfosphere_change_data_capture10.2.1cpe:2.3:a:ibm:infosphere_change_data_capture:10.2.1:*:*:*:*:z\/os:*:*
ibminfosphere_change_data_capture11.3.3cpe:2.3:a:ibm:infosphere_change_data_capture:11.3.3:*:*:*:*:z\/os:*:*
ibminfosphere_change_data_capture11.4cpe:2.3:a:ibm:infosphere_change_data_capture:11.4:*:*:*:*:z\/os:*:*

Vendor	Product	Version	CPE
ibm	infosphere_data_replication	11.4	cpe:2.3:a:ibm:infosphere_data_replication:11.4:::::::*
ibm	infosphere_data_replication	11.4.0	cpe:2.3:a:ibm:infosphere_data_replication:11.4.0:::::::*
ibm	infosphere_change_data_capture	10.2.1	cpe:2.3:a:ibm:infosphere_change_data_capture:10.2.1:::::z\/os::
ibm	infosphere_change_data_capture	11.3.3	cpe:2.3:a:ibm:infosphere_change_data_capture:11.3.3:::::z\/os::
ibm	infosphere_change_data_capture	11.4	cpe:2.3:a:ibm:infosphere_change_data_capture:11.4:::::z\/os::

CNA Affected

[
  {
    "product": "InfoSphere Change Data Capture for z/OS",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "10.2.1"
      }
    ]
  },
  {
    "product": "InfoSphere Data Replication",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "11.4"
      }
    ]
  }
]

References

exchange.xforce.ibmcloud.com/vulnerabilities/189834

www.ibm.com/support/pages/node/6472909

www.ibm.com/support/pages/node/6472911

Social References

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.003

Percentile

68.7%

JSON

Related for CVE-2020-4821