Lucene search

K
ibmIBME1810AD4BA382A8D222D20A49D11C634E6C5240D3F69652E51FC068062DED465
HistoryDec 16, 2021 - 4:55 p.m.

Security Bulletin: Due to Apache Log4j vulnerability, Novalink could allow a remote attacker to execute arbitrary code on the system. (CVE-2021-44228)

2021-12-1616:55:34
www.ibm.com
93

10 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.975 High

EPSS

Percentile

99.9%

Summary

Novalink uses Apache Log4j 2 for logging system/application events for diagnostics. This bulletin provides a remediation for the vulnerability (CVE-2021-44228) by updating PowerVM Novalink.

Vulnerability Details

CVEID:CVE-2021-44228
**DESCRIPTION:**Apache Log4j could allow a remote attacker to execute arbitrary code on the system, caused by the failure to protect against attacker controlled LDAP and other JNDI related endpoints by JNDI features. By sending a specially crafted code string, an attacker could exploit this vulnerability to load arbitrary Java code on the server and take complete control of the system. Note: The vulnerability is also called Log4Shell or LogJam.
CVSS Base score: 10
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/214921 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
NovaLink 1.0.0.16
Novalink 2.0
Novalink 2.0.1
Novalink 2.0.2
Novalink 2.0.2.1

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading based on the table below.

Product Version Remediation
Novalink 1.0.0.16 Update to pvm-novalink 1.0.0.16-211212
Novalink 2.0.0.0 Update to pvm-novalink 2.0.1-211212
Novalink 2.0.1 Update to pvm-novalink 2.0.1-211212
Novalink 2.0.2 Update to pvm-novalink 2.0.2.1-211212
Novalink 2.0.2.1 Update to pvm-novalink 2.0.2.1-211212

Workarounds and Mitigations

None

10 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.975 High

EPSS

Percentile

99.9%