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HistoryMay 17, 2023 - 6:02 p.m.

Security Bulletin: IBM InfoSphere Information Server is affected by a vulnerability in Apache Commons Net (CVE-2021-37533)

2023-05-1718:02:37
www.ibm.com
8

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.004 Low

EPSS

Percentile

71.9%

Summary

A vulnerability in Apache Commons Net used by InfoSphere Information Server was addressed.

Vulnerability Details

CVEID:CVE-2021-37533
**DESCRIPTION:**Apache Commons Net could allow a remote attacker to obtain sensitive information, caused by an issue with the FTP client trusts the host from PASV response by default. By persuading a victim to connect to specially-crafted server, an attacker could exploit this vulnerability to obtain information about services running on the private network, and use this information to launch further attacks against the affected system.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/241253 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)

Affected Products and Versions

Affected Product(s) Version(s)
InfoSphere Information Server 11.7

Remediation/Fixes

Product VRMF APAR Remediation
InfoSphere Information Server, InfoSphere Information Server on Cloud 11.7 DT208451 --Apply IBM InfoSphere Information Server version 11.7.1.0
--Apply InfoSphere Information Server version 11.7.1.4
--Apply InfoSphere Information Server 11.7.1.4 Service pack 1

Workarounds and Mitigations

None

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.004 Low

EPSS

Percentile

71.9%

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